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Ja

Unisex

Meaning of Ja: A unisex name used in American naming traditions

Ja is a unisex name most strongly associated with American naming. It has 2 letters and 1 syllable, and it is a genuinely rare and unique choice — 10299th most popular name in the United States in 2025.

US rank 2025

#10299

6 babies in 2025

England & Wales 2024

—

Fewer than 3 babies or unlisted

US babies since 1880

441

First recorded 1957 · peak 2000

Trend

stable

Style: rare

Popularity over time

1981: 21 babies1982: 6 babies1983: 11 babies1984: 6 babies1985: 5 babies1986: 7 babies1987: 0 babies1988: 0 babies1989: 9 babies1990: 0 babies19901991: 16 babies1992: 5 babies1993: 17 babies1994: 18 babies1995: 17 babies1996: 5 babies1997: 7 babies1998: 12 babies1999: 20 babies2000: 29 babies20002001: 21 babies2002: 16 babies2003: 14 babies2004: 18 babies2005: 10 babies2006: 7 babies2007: 5 babies2008: 5 babies2009: 0 babies2010: 5 babies20102011: 6 babies2012: 0 babies2013: 0 babies2014: 0 babies2015: 0 babies2016: 0 babies2017: 0 babies2018: 0 babies2019: 0 babies2020: 0 babies20202021: 0 babies2022: 15 babies2023: 7 babies2024: 8 babies2025: 6 babies
US babies named Ja per year (Social Security Administration). Peak bar = 29.

Gender split

69% boys · 31% girls, based on US, UK and international usage.

Origins & cultures

More American names

Other names starting with J