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Trillian
OriginLiterary name
GenderBoy & girl
US rank · girlsUnranked
Below 5 births
US rank · boysUnranked
Below 5 births
About Trillian
Douglas Adams invented this name for a character (aka Tricia) in Hitchhiker's Guide to the Galaxy. It has a nice, trilly sound, and is accessible via its kinship with Gillian/Jillian.
Trillian is also given to boys.
Pronounced TRIL-yun.
As of October 2026, Trillian ranked #16268 in US births in 2015 SSA, peaked at #15127 in 2009.
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Trillian on lists
Famous Trillians
- Trillian Smith (b. 2001)Girl
son of rapper Busta Rhymes
Trillian in pop culture
- Trillian St. JamesGirl
character in movie "Deep Rising"
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