BabyNameLens · Girl names · Boy names
“Variant of Matilda — Might, strength in battle” — Germanic, from Proto-Germanic *Mahtihildiz origin
Girl's name · #885 in the US (2025) · Trending
Tilly is moving up the charts. First recorded in 1912, it stood at #885 in 2025 — its strongest showing yet; about 2,700 girls have been named Tilly along the way. Together with its spelling variant Tillie (#1269), Tilly would rank around #610 with about 480 births last year — the newborns split about 63/37 between Tilly and Tillie.
Around the world: about 1 in 360 girls in New Zealand (2025) · about 1 in 720 girls in Scotland (2025) · about 1 in 960 girls in England & Wales (2025).
Appears in 2020-2025 birth records of 29 states. See the full state-by-state map on this page.
Among 99 notable people named Tilly:
Entertainers appear 2.67× more often than among typical names — e.g. Tilly Losch, Ballerina, dancer, actress (1903-1975).
Similar names: Tillie · Marlow · Theia · Wylie · Colbie · Hartley
Browse more girl names — popularity, trends and eras for 5,700+ American names, free.