158 Most Common Asian and Pacific Islander Last Names Beginning with O
In this section of the site we have data on the most common Asian and Pacific Islander last names beginning with O in the United States. These names are taken directly from the most recent census data.
Currently, the most popular Asian and Pacific Islander last name beginning with O in America is Oh, with a total count of 18,285 people who have the surname. The surname Oh occurs roughly 6 times per 100,000 people in the U.S.
The table below shows the most common surnames ending starting with O with statistics on the heritage and ancestry of those with the surname.
This list has been compiled using the most recent Census data and we have included only names where at least 60% of people with the name self-identified as "Asian and Pacific Islander".
Click any of the names in the table below to find out more about the origin, meaning, and ancestry of each last name.
| Rank |
Name |
Count |
White |
Black |
API |
AIAN |
2+ Races |
Hispanic |
| 1978 |
OH |
18,285 |
1.99% |
0.19% |
95.48% |
0.05% |
1.78% |
0.51% |
| 3704 |
ONG |
9,584 |
7.32% |
(S) |
87.39% |
(S) |
3.07% |
1.88% |
| 7891 |
OU |
4,196 |
2.24% |
(S) |
95.61% |
(S) |
1.36% |
0.60% |
| 10155 |
OSHIRO |
3,177 |
3.97% |
0.19% |
79.76% |
0.25% |
10.51% |
5.32% |
| 12944 |
OKAMOTO |
2,373 |
8.93% |
0.21% |
75.05% |
0.25% |
13.06% |
2.49% |
| 14050 |
ONO |
2,143 |
6.81% |
(S) |
80.59% |
(S) |
8.17% |
3.69% |
| 14893 |
OKADA |
1,987 |
6.44% |
(S) |
81.43% |
(S) |
9.16% |
2.87% |
| 14920 |
OTA |
1,984 |
7.96% |
1.21% |
75.60% |
0.00% |
10.28% |
4.94% |
| 15005 |
OUYANG |
1,968 |
0.76% |
(S) |
97.71% |
0.00% |
1.22% |
(S) |
| 15508 |
OGAWA |
1,887 |
7.79% |
(S) |
76.31% |
(S) |
11.98% |
3.18% |
| 16327 |
ODA |
1,765 |
18.87% |
4.31% |
63.80% |
(S) |
9.46% |
(S) |
| 17565 |
OO |
1,601 |
3.00% |
(S) |
92.88% |
(S) |
2.56% |
0.87% |
| 19105 |
OUK |
1,424 |
0.70% |
(S) |
95.08% |
(S) |
2.25% |
1.90% |
| 19306 |
OGATA |
1,402 |
8.63% |
(S) |
71.54% |
(S) |
14.12% |
4.92% |
| 20309 |
ON |
1,309 |
8.10% |
2.14% |
85.18% |
0.00% |
2.22% |
2.37% |
| 20985 |
OKAMURA |
1,254 |
4.70% |
(S) |
72.97% |
(S) |
12.92% |
9.25% |
| 25226 |
OKAZAKI |
982 |
5.30% |
0.00% |
81.57% |
0.51% |
9.37% |
3.26% |
| 25640 |
OYAMA |
962 |
7.17% |
(S) |
74.95% |
(S) |
12.68% |
4.89% |
| 25659 |
OK |
961 |
8.01% |
2.08% |
85.64% |
0.00% |
1.35% |
2.91% |
| 27303 |
OUM |
885 |
1.58% |
(S) |
93.90% |
(S) |
2.71% |
1.36% |
| 27732 |
OKA |
867 |
10.61% |
3.34% |
64.48% |
3.92% |
12.11% |
5.54% |
| 28263 |
OOMMEN |
846 |
2.60% |
(S) |
94.68% |
(S) |
2.01% |
(S) |
| 29403 |
OZA |
804 |
3.98% |
(S) |
90.80% |
(S) |
3.48% |
0.87% |
| 29878 |
OTSUKA |
786 |
8.14% |
(S) |
73.03% |
(S) |
16.67% |
2.04% |
| 29947 |
OM |
784 |
5.99% |
2.17% |
86.73% |
(S) |
4.08% |
(S) |
| 30799 |
OTANI |
756 |
7.14% |
0.00% |
76.72% |
0.00% |
10.45% |
5.69% |
| 31554 |
OKUBO |
733 |
8.73% |
1.91% |
78.17% |
0.00% |
7.23% |
3.96% |
| 31790 |
OZAKI |
726 |
11.02% |
(S) |
74.38% |
(S) |
12.67% |
1.79% |
| 31960 |
OKUMURA |
722 |
5.40% |
(S) |
80.47% |
(S) |
9.70% |
4.02% |
| 34185 |
OSHIMA |
664 |
6.93% |
(S) |
80.87% |
(S) |
9.49% |
2.26% |
| 35447 |
OKUDA |
635 |
7.09% |
(S) |
83.46% |
(S) |
5.98% |
2.83% |
| 35671 |
OR |
630 |
16.35% |
(S) |
70.63% |
(S) |
2.06% |
8.89% |
| 35945 |
OKIMOTO |
624 |
6.89% |
(S) |
74.52% |
(S) |
15.22% |
3.04% |
| 35993 |
ONISHI |
623 |
7.70% |
0.00% |
80.58% |
0.00% |
10.11% |
1.61% |
| 36585 |
OISHI |
611 |
7.36% |
0.00% |
78.72% |
0.00% |
10.31% |
3.60% |
| 36838 |
OHASHI |
606 |
6.93% |
0.00% |
77.56% |
0.00% |
11.72% |
3.80% |
| 36970 |
OKI |
604 |
4.97% |
12.42% |
70.53% |
0.00% |
9.11% |
2.98% |
| 37735 |
OBEROI |
589 |
3.57% |
(S) |
87.10% |
(S) |
5.60% |
3.40% |
| 38484 |
OMORI |
575 |
8.35% |
0.87% |
76.35% |
0.00% |
11.48% |
2.96% |
| 39773 |
OUCH |
552 |
3.80% |
0.00% |
91.49% |
0.00% |
2.17% |
2.54% |
| 41886 |
OZAWA |
519 |
7.51% |
0.00% |
77.26% |
2.50% |
10.02% |
2.70% |
| 42378 |
OKANO |
512 |
7.81% |
(S) |
75.98% |
(S) |
12.50% |
3.13% |
| 42455 |
OLAES |
511 |
7.44% |
(S) |
77.89% |
(S) |
7.05% |
7.24% |
| 44872 |
OBA |
478 |
6.49% |
15.06% |
64.85% |
0.00% |
7.95% |
5.65% |
| 45189 |
OOI |
474 |
2.53% |
(S) |
93.88% |
0.00% |
3.38% |
(S) |
| 47706 |
OEI |
444 |
10.36% |
(S) |
75.45% |
0.00% |
12.84% |
(S) |
| 48347 |
OSHITA |
437 |
5.72% |
(S) |
82.38% |
(S) |
8.92% |
2.75% |
| 48436 |
OUN |
436 |
21.56% |
1.61% |
72.02% |
0.00% |
2.98% |
1.83% |
| 49087 |
OHTA |
429 |
6.53% |
(S) |
80.42% |
(S) |
10.72% |
2.10% |
| 49461 |
OJHA |
425 |
3.06% |
(S) |
91.76% |
(S) |
4.00% |
0.00% |
| 51396 |
ORDONA |
405 |
6.91% |
(S) |
68.40% |
(S) |
6.67% |
17.53% |
| 51396 |
OW |
405 |
14.32% |
3.70% |
68.89% |
0.00% |
5.68% |
7.41% |
| 52482 |
ORPILLA |
395 |
5.32% |
(S) |
78.23% |
(S) |
8.35% |
7.59% |
| 55255 |
OSAKI |
372 |
8.60% |
(S) |
75.81% |
(S) |
10.48% |
4.84% |
| 55741 |
OMURA |
368 |
9.51% |
(S) |
72.55% |
(S) |
14.40% |
3.26% |
| 57372 |
OTAKE |
355 |
5.92% |
0.00% |
78.03% |
0.00% |
13.24% |
2.82% |
| 57639 |
OLEGARIO |
353 |
4.82% |
(S) |
77.90% |
(S) |
7.65% |
7.37% |
| 58042 |
ONAGA |
350 |
4.86% |
8.29% |
64.86% |
0.00% |
13.71% |
8.29% |
| 59171 |
OKAWA |
342 |
3.22% |
(S) |
85.67% |
(S) |
8.19% |
2.34% |
| 59470 |
OTO |
340 |
19.41% |
1.76% |
62.06% |
0.00% |
6.76% |
10.00% |
| 61297 |
ORDONIO |
328 |
12.80% |
0.00% |
67.38% |
0.00% |
13.11% |
6.71% |
| 61745 |
OGURA |
325 |
15.08% |
0.00% |
72.62% |
0.00% |
8.31% |
4.00% |
| 62045 |
OUCHI |
323 |
6.19% |
(S) |
80.50% |
0.00% |
11.76% |
(S) |
| 62714 |
OKABE |
319 |
5.02% |
1.88% |
84.64% |
0.00% |
5.64% |
2.82% |
| 63218 |
OGASAWARA |
316 |
5.70% |
(S) |
85.13% |
0.00% |
7.91% |
(S) |
| 64054 |
OWYANG |
311 |
3.86% |
(S) |
91.32% |
0.00% |
4.18% |
(S) |
| 65424 |
OMOTO |
303 |
6.93% |
(S) |
78.22% |
(S) |
11.55% |
2.97% |
| 65593 |
OHRI |
302 |
15.89% |
0.00% |
79.14% |
(S) |
2.98% |
(S) |
| 67519 |
OKINO |
292 |
3.77% |
(S) |
85.62% |
(S) |
4.45% |
4.79% |
| 67943 |
OKITA |
290 |
7.24% |
0.00% |
82.76% |
0.00% |
7.24% |
2.76% |
| 68547 |
ORIBELLO |
287 |
5.23% |
(S) |
82.93% |
(S) |
5.57% |
5.57% |
| 69170 |
OKURA |
284 |
4.93% |
(S) |
80.63% |
(S) |
10.56% |
2.82% |
| 69579 |
OUNG |
282 |
1.77% |
(S) |
95.04% |
0.00% |
(S) |
1.77% |
| 73005 |
OBATA |
266 |
4.89% |
10.15% |
77.82% |
0.00% |
5.26% |
1.88% |
| 73005 |
OCHI |
266 |
9.02% |
15.41% |
63.53% |
0.00% |
8.65% |
3.38% |
| 73215 |
OKUNO |
265 |
7.55% |
0.00% |
80.38% |
0.00% |
8.68% |
3.40% |
| 75069 |
OGINO |
257 |
6.61% |
(S) |
80.93% |
(S) |
7.78% |
3.50% |
| 76029 |
ORDINARIO |
253 |
2.37% |
0.00% |
87.35% |
0.00% |
7.11% |
3.16% |
| 76275 |
OUANO |
252 |
4.76% |
0.00% |
81.75% |
0.00% |
9.52% |
3.97% |
| 76768 |
OHIRA |
250 |
4.00% |
0.00% |
81.60% |
0.00% |
8.80% |
5.60% |
| 78040 |
OEY |
245 |
10.20% |
(S) |
77.55% |
0.00% |
10.61% |
(S) |
| 86005 |
ONODERA |
217 |
5.07% |
0.00% |
78.34% |
0.00% |
9.68% |
6.91% |
| 86314 |
OBRERO |
216 |
12.50% |
0.00% |
65.28% |
0.00% |
12.96% |
9.26% |
| 86314 |
OEUR |
216 |
2.31% |
(S) |
94.44% |
0.00% |
2.31% |
(S) |
| 86314 |
OSAWA |
216 |
5.56% |
(S) |
79.63% |
(S) |
11.57% |
(S) |
| 88020 |
OYA |
211 |
2.37% |
2.37% |
76.78% |
8.06% |
4.27% |
6.16% |
| 89069 |
OASAY |
208 |
(S) |
(S) |
74.04% |
0.00% |
15.38% |
8.65% |
| 89403 |
OI |
207 |
8.21% |
(S) |
84.06% |
0.00% |
5.80% |
(S) |
| 91221 |
OBANA |
202 |
9.41% |
(S) |
75.25% |
(S) |
3.96% |
9.41% |
| 91981 |
OBRA |
200 |
16.50% |
(S) |
65.00% |
(S) |
12.00% |
5.50% |
| 91981 |
OSAKO |
200 |
15.00% |
(S) |
73.50% |
(S) |
6.00% |
5.00% |
| 92719 |
OHNO |
198 |
13.64% |
(S) |
72.73% |
(S) |
6.06% |
7.07% |
| 93125 |
OGI |
197 |
29.95% |
4.06% |
62.94% |
0.00% |
3.05% |
0.00% |
| 95115 |
OANDASAN |
192 |
5.21% |
(S) |
64.06% |
(S) |
18.23% |
9.90% |
| 95115 |
OEUN |
192 |
(S) |
0.00% |
98.44% |
0.00% |
(S) |
0.00% |
| 100302 |
OKUHARA |
180 |
(S) |
(S) |
85.00% |
0.00% |
8.89% |
3.89% |
| 101247 |
ORALLO |
178 |
3.37% |
(S) |
76.40% |
(S) |
8.43% |
11.24% |
| 101247 |
ORK |
178 |
25.84% |
6.18% |
66.29% |
0.00% |
(S) |
(S) |
| 101737 |
OKIMURA |
177 |
6.21% |
0.00% |
74.58% |
0.00% |
12.43% |
6.78% |
| 102197 |
OSUMI |
176 |
8.52% |
0.00% |
77.84% |
0.00% |
6.25% |
7.39% |
| 105079 |
OTSUKI |
170 |
9.41% |
(S) |
78.24% |
0.00% |
11.18% |
(S) |
| 107134 |
OCHIAI |
166 |
3.61% |
(S) |
89.76% |
0.00% |
(S) |
3.01% |
| 108734 |
OPENA |
163 |
4.29% |
(S) |
88.96% |
0.00% |
(S) |
4.29% |
| 110286 |
ORENCIA |
160 |
16.25% |
(S) |
70.00% |
(S) |
7.50% |
5.00% |
| 111988 |
OKABAYASHI |
157 |
8.92% |
(S) |
71.34% |
0.00% |
16.56% |
(S) |
| 112568 |
OYADOMARI |
156 |
3.85% |
(S) |
75.00% |
0.00% |
19.23% |
(S) |
| 113791 |
OLALIA |
154 |
(S) |
(S) |
87.01% |
0.00% |
7.14% |
3.25% |
| 115034 |
OUYE |
152 |
5.26% |
0.00% |
80.26% |
0.00% |
8.55% |
5.92% |
| 116201 |
OBEDOZA |
150 |
9.33% |
(S) |
76.00% |
(S) |
6.67% |
7.33% |
| 117480 |
OBLIGACION |
148 |
4.05% |
5.41% |
74.32% |
0.00% |
10.14% |
6.08% |
| 118185 |
OTOMO |
147 |
6.12% |
(S) |
81.63% |
0.00% |
10.20% |
(S) |
| 118853 |
OBAYASHI |
146 |
10.27% |
(S) |
78.77% |
0.00% |
10.27% |
(S) |
| 120901 |
OKINAKA |
143 |
4.20% |
(S) |
76.22% |
0.00% |
16.78% |
(S) |
| 120901 |
ORTIZLUIS |
143 |
(S) |
0.00% |
97.90% |
0.00% |
0.00% |
(S) |
| 121590 |
ODULIO |
142 |
(S) |
0.00% |
93.66% |
0.00% |
(S) |
(S) |
| 121590 |
OMI |
142 |
10.56% |
9.15% |
66.90% |
(S) |
11.27% |
(S) |
| 121590 |
ORACION |
142 |
16.90% |
0.00% |
60.56% |
0.00% |
14.08% |
8.45% |
| 121590 |
OZEKI |
142 |
4.23% |
0.00% |
85.21% |
0.00% |
7.04% |
3.52% |
| 122314 |
OKUYAMA |
141 |
5.67% |
(S) |
85.82% |
0.00% |
5.67% |
(S) |
| 123796 |
OBILLO |
139 |
(S) |
3.60% |
85.61% |
0.00% |
9.35% |
(S) |
| 123796 |
OTSU |
139 |
6.47% |
(S) |
84.89% |
(S) |
3.60% |
3.60% |
| 125282 |
ONAKA |
137 |
7.30% |
0.00% |
61.31% |
0.00% |
20.44% |
10.95% |
| 128249 |
OCONER |
133 |
10.53% |
3.76% |
84.21% |
0.00% |
(S) |
(S) |
| 128249 |
ORUGANTI |
133 |
(S) |
0.00% |
97.74% |
(S) |
0.00% |
0.00% |
| 130610 |
ORLINO |
130 |
15.38% |
0.00% |
81.54% |
0.00% |
(S) |
(S) |
| 131379 |
ONIZUKA |
129 |
3.88% |
0.00% |
86.82% |
0.00% |
5.43% |
3.88% |
| 132206 |
OOKA |
128 |
11.72% |
0.00% |
68.75% |
0.00% |
9.38% |
10.16% |
| 133048 |
ORTEZA |
127 |
7.09% |
0.00% |
71.65% |
(S) |
(S) |
18.11% |
| 133863 |
OYOUNG |
126 |
4.76% |
(S) |
84.92% |
0.00% |
7.94% |
(S) |
| 135593 |
OBINA |
124 |
4.03% |
(S) |
81.45% |
0.00% |
13.71% |
(S) |
| 135593 |
OKUMOTO |
124 |
(S) |
(S) |
86.29% |
0.00% |
9.68% |
(S) |
| 135593 |
ONN |
124 |
29.84% |
(S) |
62.10% |
0.00% |
5.65% |
(S) |
| 135593 |
ORETA |
124 |
8.06% |
(S) |
60.48% |
(S) |
19.35% |
11.29% |
| 135593 |
OWAIS |
124 |
36.29% |
0.00% |
60.48% |
0.00% |
(S) |
(S) |
| 136449 |
OBIAS |
123 |
8.94% |
(S) |
84.55% |
0.00% |
(S) |
(S) |
| 137327 |
OHATA |
122 |
7.38% |
(S) |
78.69% |
0.00% |
13.11% |
(S) |
| 138304 |
ORBETA |
121 |
15.70% |
0.00% |
66.94% |
0.00% |
5.79% |
11.57% |
| 139228 |
OHAMA |
120 |
16.67% |
(S) |
72.50% |
0.00% |
7.50% |
(S) |
| 142108 |
OSMENA |
117 |
(S) |
(S) |
86.32% |
0.00% |
5.13% |
5.13% |
| 142108 |
OTSUBO |
117 |
6.84% |
0.00% |
88.03% |
0.00% |
(S) |
(S) |
| 143149 |
OCK |
116 |
20.69% |
(S) |
75.86% |
0.00% |
(S) |
0.00% |
| 143149 |
OKAYAMA |
116 |
5.17% |
(S) |
86.21% |
0.00% |
6.03% |
(S) |
| 144141 |
OSATO |
115 |
4.35% |
(S) |
91.30% |
0.00% |
(S) |
0.00% |
| 145220 |
ORLINA |
114 |
5.26% |
(S) |
81.58% |
0.00% |
7.02% |
(S) |
| 145220 |
OSUGI |
114 |
10.53% |
(S) |
73.68% |
(S) |
9.65% |
4.39% |
| 147253 |
OTSUJI |
112 |
11.61% |
0.00% |
75.89% |
0.00% |
8.04% |
4.46% |
| 147253 |
OWYOUNG |
112 |
7.14% |
(S) |
84.82% |
0.00% |
7.14% |
(S) |
| 150452 |
OEUNG |
109 |
0.00% |
(S) |
90.83% |
0.00% |
8.26% |
(S) |
| 150452 |
ONIA |
109 |
9.17% |
(S) |
76.15% |
(S) |
7.34% |
4.59% |
| 150452 |
OURA |
109 |
8.26% |
(S) |
64.22% |
(S) |
17.43% |
7.34% |
| 152628 |
OCHOCO |
107 |
(S) |
0.00% |
86.92% |
0.00% |
(S) |
6.54% |
| 152628 |
OV |
107 |
8.41% |
(S) |
87.85% |
0.00% |
0.00% |
(S) |
| 154907 |
ORTAL |
105 |
4.76% |
0.00% |
73.33% |
0.00% |
0.00% |
21.90% |
| 156044 |
OREJUDOS |
104 |
6.73% |
(S) |
83.65% |
0.00% |
(S) |
6.73% |
| 156044 |
OSAKA |
104 |
6.73% |
(S) |
75.00% |
(S) |
8.65% |
7.69% |
| 157234 |
OTEYZA |
103 |
7.77% |
(S) |
67.96% |
(S) |
14.56% |
8.74% |
| 159712 |
OFA |
101 |
(S) |
0.00% |
93.07% |
0.00% |
(S) |
(S) |
| 159712 |
OTUAFI |
101 |
(S) |
(S) |
63.37% |
(S) |
13.86% |
11.88% |
Table Key
To help you understand the above table, below is a description of each column and what it represents.
- Rank - The official rank of the name according to the US Census Bureau.
- Count. Number of occurrences: Estimate of the number of people with the surname in the United States. (S) means the data was suppressed for privacy.
- White. Non-Hispanic White Only: Percentage of people with a given surname who classified themselves as "non-hispanic white" (race)
- Black. Non-Hispanic Black Only: Percentage of people with a given surname who classified themselves as "non-hispanic black" (race)
- API. Non-Hispanic Asian & Pacific Islander Only: Percentage of people with a given surname who classified themselves as "non-hispanic Asian & Pacific Islander" (race)
- AIAN. Non-Hispanic American Indian & Alaskan Native Only: Percentage of people with a given surname who classified themselves as "non-hispanic American Indian & Alaskan Native" (race)
- 2+ Races. Non-Hispanic of 2 or More Races: Percentage of people with a given surname who classified themselves as "non-hispanic two or more races" (race)
- Hispanic. Hispanic Origin: Percentage of people with a given surname who classified themselves as "Hispanic origin" (race)
Other Last Name Letters
To find all of the most popular Asian and Pacific Islander last names by starting letter, you can choose a letter from the following list:
Last Names by Ancestry
If you want to search for different ethnicity or ancestry, we also have pages that will let you find last names beginning with O (or any other letter) based on a specific ancestry.
White
The links below will let you research white last names starting with each letter of the alphabet.
Black
The links below will let you research black last names starting with each letter of the alphabet.
Hispanic
The links below will let you research Hispanic last names starting with each letter of the alphabet.
American Indian and Alaskan Native
The links below will let you research American Indian and Alaskan Native last names starting with each letter of the alphabet.
Data Source(s)
All of the data on this page is sourced from the Decennial Census survey, from the United States Census Bureau.
Link To or Reference This Page
We spent a lot of time downloading, cleaning, merging, and formatting the data that is shown on the site.
If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!
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<a href="https://namecensus.com/last-names/asian-and-pacific-islander-last-names-starting-with-o/">158 Most Common Asian and Pacific Islander Last Names Beginning with O</a>
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"158 Most Common Asian and Pacific Islander Last Names Beginning with O". NameCensus.com. Accessed on April 25, 2024. https://namecensus.com/last-names/asian-and-pacific-islander-last-names-starting-with-o/.
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"158 Most Common Asian and Pacific Islander Last Names Beginning with O". NameCensus.com, https://namecensus.com/last-names/asian-and-pacific-islander-last-names-starting-with-o/. Accessed 25 April, 2024
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158 Most Common Asian and Pacific Islander Last Names Beginning with O. NameCensus.com. Retrieved from https://namecensus.com/last-names/asian-and-pacific-islander-last-names-starting-with-o/.