Ontario
Iroquoian
Canada origin · Boy name
97% boys3% girls
#10569US 2022
7Births / yr
Falling
849All-time births
📅 Since 196700
How to pronounce Ontario
ah·NTER·ee·oh
/ɑ.ˈntɛr.iː.oʊ/ · stress on NTER · 4 syllables
Iroquoian
Canada origin · Boy name

What does Ontario mean and where does it come from?

Ontario is named after the Ontario Lake in Canada, deriving from the Iroquoian word 'ontari:io', meaning 'great lake.' It has become more popular as a given name in recent years, likely influenced by the interest in geographic names as personal names. Ontario is occasionally used in the U.S. and rep

Cultural significance
Ontario has been a cherished name across cultures, particularly in Canada-speaking communities, where it reflects values of iroquoian.
Peak popularity
Reached #1977 in 1973 — currently #10569 in the US.
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Related Reading
Canada-origin baby names with timeless appeal
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What middle names flow best with Ontario?

Ontario works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Ontario Grace
Most popular combo · classic
Ontario Rose
Floral · soft ending
Ontario Mae
Sweet · timeless
Ontario Claire
French influence · crisp
Ontario Jane
Literary · strong
Ontario Skye
Modern · airy feel
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Middle Names
The best middle names for Ontario
Browse ideas →

How popular is Ontario right now?

Falling — down 4317 spots — currently #10569 in the US out of 135.5k tracked names

US Trend 19702022#10569 · Top 7.8%
1970
1975
1980
1985
1990
1995
2000
2005
2010
2020
2021
2022
YearUS RankBirthsvs Prior Year
2022#105697▼ down 4317 · -50% births
2021#625214▲ up 2572 · +75% births
2020#88248▼ down 2031 · -33% births
2010#679312▼ down 2281 · -37% births
2005#451219▲ up 371 · +27% births
2000#488315▼ down 1730 · -32% births
1995#315322▲ up 241 · +22% births
1990#339418▼ down 983 · -18% births
1985#241122▼ down 207 · -8% births
1980#220424▼ down 78 · +9% births
1975#212622▲ up 2045 · +214% births
1970#41717

The story of Ontario

Ontario is a relatively modern name, first appearing in US records in 1967. With 849 total births recorded, Ontario remains relatively uncommon. Once ranked #4171 in 1970, the name has become less common in recent years, sitting at #10569 in 2022.

Names that peaked alongside Ontario in 1973:

Ontario by decade

DecadeBirths
1960s11
1970s163
1980s205
1990s225
2000s161
2010s76
2020s8
💎Ontario has only 849 total recorded births since 1967 — rarer than 99% of names in our database.

What are good nicknames for Ontario?

Common
OntArio

Common questions about the name Ontario

What does the name Ontario mean?
Ontario means "Iroquoian" — a name rooted in Canada tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Ontario?
Ontario is currently a distinctive and less common name as a boy name in the US and is rapidly gaining popularity — searches for Ontario have increased significantly in recent years.
What is the cultural origin of Ontario?
Ontario originates from Canada tradition. Canada names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
How do you pronounce the name Ontario?
Ontario is a four-syllable name pronounced AA0 N T EH1 R IY0 OW0. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
What sibling names go well with Ontario?
Ontario pairs beautifully with sibling names that share a similar Canada heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.