MallowbyNames

Kelso

KEL-soh · Of uncertain origin; possibly from a Scottish place name meaning 'chalk ridge' or 'narrow water'.

2025 rank (boys)
#6,143
Babies named in 2025
14
Peak popularity
2024
2025 frequency
1 in 122,005 boys
Usually for
Boys
Trend
Rising since 1999

Rising since 1999, #6,143 for boys today.

Popularity of Kelso since 1915

Babies named Kelso per year in U.S. Social Security records.

81624192019602000Most births 2024Boys
Data table (by decade)
DecadeBoys
1910s33
1920s34
1930s23
1940s17
1950s0
1960s0
1970s0
1980s0
1990s5
2000s72
2010s94
2020s109

Meaning & origin

Kelso is a rare given name that first appeared on the U.S. Social Security records in 1915, though it was not widely used until recent years. Its popularity has been steadily rising since 1999, and in 2025 it reached a rank of 6,143, with an estimated 1 in 122,005 newborns receiving the name. The peak year so far was 2024, suggesting continued growth. As a surname-turned-given-name, Kelso carries a strong, two-syllable sound and a Scottish heritage that appeals to parents seeking distinctive but familiar-sounding names. Its lack of top state concentrations indicates its use is spread thinly across the country.

Kelso likely derives from the town of Kelso in the Scottish Borders, whose name may come from the Old English 'cēalc' (chalk) and 'hōh' (ridge) or from the Cumbric 'calch' (chalk) and 'sǣ' (sea, lake). The name has been used as a surname for centuries before emerging as a given name in the early 20th century. It gained modest recognition in the United States, particularly in the late 1900s.

Nicknames & variants

Nicknames: Kel

Sibling names for Kelso

Names that share Kelso's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

K is for Kelso, our favorite little boy.

K is for Kelso…”

In a Mallowby alphabet book, Kelso's letter becomes Kelso's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Kelso's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Kelso mean?
The meaning of Kelso is uncertain, but it is thought to derive from a Scottish place name possibly meaning 'chalk ridge' or 'narrow water'.
How popular is the name Kelso?
Kelso is a rare name. In 2025, it ranked 6,143 in the U.S., with an estimated 1 in 122,005 newborns receiving it. Its popularity has been rising since 1999.
Is Kelso a boy's name or a girl's name?
Kelso is primarily used as a boy's name, though it could be considered unisex.