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What does Onslow mean?

Onslow Pronunciation of Onslow [on-slow] as a boys' name is of Old English origin, and the meaning of Onslow is "enthusiast's hill". Place name.

Associated with: old english, hill (mountain).


Onslow has 2 variants: Onslowe and Ounslow.

Creative forms:
(male) Orslow, Osslow, ..


Middle name pairings:
Onslow Kase (O.K.), ..

How popular is Onslow?

Onslow is an uncommonly occurring given name for men. Onslow is an equivalently unusual last name too for both adults and children. (2000 U.S. Census)

Onslow has yet to make it into the list thus far. (Top Baby Names, 2015)

Top 2000 baby names ranking of Onslow name in U.S.

Top 100 baby names ranking of Onslow outside U.S.

Similar Names

Onslow is pronounced similarly to Anslea, Ansley, Anslie, Ansly and Winslow. Other suggested similar names are Arlow, Barlow, Carlow, Fallow, Farlow, Harlow, Ludlow, Marlow, Odilo, Odilon, Olof, Olov, Onfroi and Orson. Like Onslow, these names are not frequently used.

See names
in meaning and etymology.