What does Onslow mean and where does it come from?
Onslow originates from Old English, derived from a combination of the elements 'on' (from) and 'slawe' (hill). It was traditionally used as a surname, but has been adopted as a first name in some areas. The name has historical significance linked to notable figures such as Arthur Onslow, who served
Cultural significance
Onslow has been a cherished name across cultures, particularly in United Kingdom-speaking communities, where it reflects values of from theon's hill.
Peak popularity
Reached #3534 in 1917 — currently #1974 in the US.
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Related Reading
United Kingdom-origin baby names with timeless appeal
Browse names →What middle names flow best with Onslow?
Onslow works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Onslow Grace
Most popular combo · classic
Onslow Rose
Floral · soft ending
Onslow Mae
Sweet · timeless
Onslow Claire
French influence · crisp
Onslow Jane
Literary · strong
Onslow Skye
Modern · airy feel
How popular is Onslow right now?
Holding steady — currently #1974 in the US out of 135.5k tracked names
| Year | US Rank | Births | vs Prior Year |
|---|
| 2023 | #1974 | 226 | ▲ up 5 · +10% births |
| 2022 | #1979 | 206 | ▲ up 5 · +17% births |
| 2021 | #1984 | 176 | — |
The story of Onslow
Onslow entered American naming records in 1917 and has been in use for over 107 years. With 7 total births recorded, Onslow remains relatively uncommon. The name has grown more popular over time, rising from #1984 in 2021 to #1974 in 2023.
Names that peaked alongside Onslow in 1917:
💎Onslow has only 7 total recorded births since 1917 — rarer than 99% of names in our database.
What are good nicknames for Onslow?
What names sound and feel like Onslow?
Based on sound, origin, and style — parents who love Onslow also consider these
Common questions about the name Onslow
What does the name Onslow mean?
Onslow means "From theon's hill" — a name rooted in United Kingdom 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 Onslow?
Onslow is currently a distinctive and less common name as a boy name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Onslow?
Onslow originates from United Kingdom tradition. United Kingdom 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 Onslow?
Onslow is a two-syllable name pronounced AA1 N S L OW0. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
Is Onslow a common or rare name?
Onslow is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.