The name Dashaun has its origins in the African American culture, emerging in the late 20th century. It is a combination of the names Dashon and Shawn, both of which have roots in English and Irish origins. The prefix "Da" is believed to be a variation of the word "son" or "heir," while "Shawn" is derived from the Irish name Seán, meaning "God is gracious."

While there are no direct historical references to the name Dashaun in ancient texts or religious scriptures, its components can be traced back to various sources. The name Dashon, for instance, is similar to the Old English name "Dæghsige," which means "day victory." Similarly, the name Shawn has connections to the biblical figure John, whose name in Hebrew means "God is gracious."

The earliest recorded examples of the name Dashaun can be found in birth records from the late 1960s and early 1970s in the United States. However, it gained widespread popularity in the 1990s and early 2000s, particularly among African American families.

Throughout history, there have been several notable individuals bearing variations of the name Dashaun. One of the earliest recorded individuals was Dashon Goldson (born 1984), an American professional football player who played as a safety in the National Football League (NFL) from 2007 to 2017. Another prominent figure is Dashon Burton (born 1982), an American operatic tenor who has performed with prestigious opera companies worldwide.

Another noteworthy individual is Dashoun Webster (born 1993), an American professional basketball player who currently plays for the Santa Cruz Warriors in the NBA G League. Additionally, Dashon Reed (born 1991) is an American professional basketball player who has played in various leagues around the world, including the NBA G League and leagues in New Zealand and Germany.

Lastly, Dashon Goldson (born 1984), a former American football safety, played in the NFL for teams such as the San Francisco 49ers and Tampa Bay Buccaneers from 2007 to 2016, earning recognition as a two-time Pro Bowl selection.