Seamus means supplanter — the most authentically Irish form of James, from the Hebrew. Seamus Heaney IS Ireland's greatest poet — Nobel Prize for Literature. Harry Potter's Seamus Finnigan IS Hogwarts' most explosive. Two syllables of Ireland's-greatest-poet, Nobel-Literature, and Hogwarts'-most-explosive.
Seamus IS the authentic Irish James. Heaney IS Ireland's greatest poet — Nobel. Potter's Seamus IS Hogwarts' most explosive.
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First recorded
Earliest known use: Irish; Seamus Heaney (1939–2013).
3
Today
Seamus remains a beloved choice, ranking #1158 in the US. 7,656 babies have been named Seamus since 1957.
◈ Sources: Behind the Name, Oxford Dictionary of First Names, SSA data
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How popular is Seamus?
2008peak year
Seamus reached its widest reach during the early 2000s. In 2008, 298 babies received the name (ranked #753). In the present decade it sits well outside the top 1,000 (around #1158), with about 175 babies given the name annually. Seamus has been declining in recent years. The all-time total comes to roughly 7,656 registrations.
Year-by-year registrations1880–2024 · U.S. Social Security data
Seamus's Life Path 7 is the seeker's number — Nobel-poetic seeking. People named Seamus tend to be rich, explosive, and gifted at being Ireland's greatest poet AND Hogwarts' most explosive.
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Ireland's greatest poet AND Hogwarts' explosive
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Heaney-Nobel
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Finnigan-Harry-Potter
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Authentic-Irish
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Jacob-James depth
S1
E5
A1
M4
U3
S1
Sum: 15 → Life path 6
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Personality of Seamus
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Nurturing heart
They notice when someone is struggling before anyone else.
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Creates warmth
Their circle is warmer for their presence.
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Strong morals
They know what's right and stand by it.
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Quietly selfless
They give and give, often without realising how much.
Every name has a homeland. Discover strong boy names rooted in cultures from around the world — each with full meanings, origin stories and pronunciation.