Explore the Family Name Kojima
The meaning of Kojima
Japanese: written 小島 ‘small island’. It is mostly found along the coast between Tokyo and Kyōto and in the Ryūkyū Islands; an alternate reading found farther east is Ojima. Another version, 児島 ‘child island’, is found in western Japan, while a 古島 ‘old island’ name also exists. Some characteristic forenames: Japanese Akira, Hiroshi, Kenji, Takashi, Junichi, Kentaro, Makoto, Masaru, Masayuki, Mieko, Toru, Toshio.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Kojima in the United States?
According to the Decennial U.S. Census data, the surname Kojima saw a slight decrease in popularity between 2000 and 2010. In 2000, it ranked as the 24,680th most common name, but by 2010, it fell to the 25,889th spot, representing a 4.9% decline. Despite this decrease in rank, the actual count of individuals with the Kojima name slightly increased from 948 to 950 during the same period, marking a marginal growth of 0.21%. However, when considering the proportion per 100,000 people, the presence of the Kojima name decreased by 8.57%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #24,680 | #25,889 | -4.9% |
| Count | 948 | 950 | 0.21% |
| Proportion per 100k | 0.35 | 0.32 | -8.57% |
Race and Ethnicity of people with the last name Kojima
The Decennial U.S. Census data also provides insights into the ethnic identity associated with the surname Kojima. The majority of Kojimas identified as Asian/Pacific Islander, although this percentage declined from 90.40% in 2000 to 87.47% in 2010. During the same time, there was a significant increase in Kojimas identifying with two or more races, jumping from 2.85% to 5.47%, representing a 91.93% change. The proportion of Kojimas who identify as White decreased slightly from 4.96% to 4.74%. Meanwhile, those identifying as Hispanic saw an increase from 1.69% to 2.00%. The percentages for Black and American Indian and Alaskan Native were suppressed for privacy, showing no change over the decade.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Asian/Pacific Islander | 90.4% | 87.47% | -3.24% |
| Two or More Races | 2.85% | 5.47% | 91.93% |
| White | 4.96% | 4.74% | -4.44% |
| Hispanic | 1.69% | 2% | 18.34% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |