Seamus
Meaning
supplanter, Irish form of James; a warm classic often worn with pride
Say it: SHAY-mus
Famously borne by Seamus Heaney, Nobel laureate Irish poet.
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Seamus peaked in the 2010s.
When you meet Seamus
Most people given the name Seamus in the United States are teenagers or young adults today.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Seamus deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Seamus truly comes from, how it traveled, and what a century of records reveals. If you have grown a tree on nametree, it also considers how Seamus fits with your family’s names and surname.
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