The name Mannix has a unique meaning and origins. It is derived from the Gaelic word Mac Naois, which means son of Naois. It is predominantly an Irish surname. Mannix was traditionally a name given to families with an ancestral connection to County Cork in Ireland. The name gained popularity as a given name, particularly among English-speaking countries. Notably, the name Mannix has been associated with traits like bravery and determination.
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Root name
The root form of Mannix is
Mannix — meaning Monk.
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Modern usage
Mannix remains a beloved choice. Timeless appeal across cultures and generations.
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How popular is Mannix?
2010peak year
The name Mannix reached its peak in 2010, with 31 registrations (ranked #3505). It first surfaced in U.S. records in 1967, roughly 43 years before its peak. Since the peak, the name has eased to well outside the top 1,000 (around #7270) today, averaging about 15 new babies per year. Mannix has been declining in recent years. Across all years on record, approximately 517 American babies have carried this name.
Year-by-year registrations1880–2024 · U.S. Social Security data
Every name has a homeland. Discover strong boy names rooted in cultures from around the world — each with full meanings, origin stories and pronunciation.