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

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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!

  • "158 Most Common Asian and Pacific Islander Last Names Beginning with O". NameCensus.com. Accessed on July 1, 2022. 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". NameCensus.com, https://namecensus.com/last-names/asian-and-pacific-islander-last-names-starting-with-o/. Accessed 1 July, 2022

  • 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/.