Fewer than five US girls were named Kati in 2025, so it does not appear in that year’s SSA list for girls. Its best rank for girls was #673, reached in 1984. The most girls given the name in a single year was 261, in 1986. For comparison, it was #10,494 in 2015 and unranked in 1950.
Social Security card records list Kati in 69 years of the 146 from 1880 to 2025, starting in 1953 with 5 babies. In all, 4,772 US babies have been given the name, all of them girls. Its busiest decade was the 1980s, with 2,094 babies named Kati.
Over the 10 years from 2016 to 2025, 55 US girls were named Kati; the busiest of those years was 2022, with 11.
Related spellings in the SSA files include Katie (241,784 babies since 1880), Cathy (170,646 babies since 1880), Katy (20,957 babies since 1880) and Cathie (5,586 babies since 1880).
Meaning
Meaning not yet researched.
We publish a meaning only with a cited source and a confidence label, and never generate one. Meanings are being researched for the most common names first.
Wikidata records this spelling as a given name in Estonian, Finnish and Hungarian. That is where the name is used, not necessarily where it comes from.