Dennis

A boys’ name of Greek origin, meaning follower of dionysius.

Babies a year
515
the US, 2017
Rarity
Uncommon
among names in use
US popularity
#707
up from #708
UK popularity
#478
81 babies · down from #453

How Dennis has moved

US popularity rank, 2015–2025. Lower is more popular.
#435#601#767201520202025#707

View as table
YearUS rank
2015#494
2016#510
2017#545
2018#556
2019#554
2020#646
2021#690
2022#653
2023#643
2024#708
2025#707

Dennis by the numbers

In 2025, 81 babies in England and Wales were named Dennis. In the US, 515 were, though that figure is from 2017, the most recent full year we hold.

It is used at about the same rate on both sides of the Atlantic.

Its American peak was 24,563 babies in 1952, so it is a 1950s name that has since fallen a long way.

At its height, in 1950, about 1 in 80 American boys born that year was called Dennis.

0%0.6%1.3%18801900192019401960198020001950
Dennis as a share of American boys born, 1880 to 2008, at five year intervals. Source: US Social Security Administration.

Spelled almost the same

Other names in the records within a letter or two of Dennis. Close spellings are not always related names, but they are usually worth seeing together.

  • Denisfollower of Dionysus; a form of Dennis80 in England and Wales (2025)
  • Dennisefollower of Dionysus; a form of Denise15 in the US (2017)
  • Denniefollower of dionysus; a form of Dennis13 in England and Wales (2025)
  • Dennysfollower of dionysus; a form of Dennis13 in the US (2017)
  • Denniof dionysus; a form of Dennis4 in England and Wales (2025)
  • Donniegreat leader; a form of Donald32 in England and Wales (2025)

Sounds like Dennis

Names that are said the same way as Dennis, however they are written. Sounding alike does not mean they share a history.

  • Denysfollower of dionysus; a form of denis9 in the US (2017)

Names about as common as Dennis

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