Dennis

boyGreekChristian

Dennis is a Christian boy name of Greek, via Latin and French origin, meaning “Of Dionysus”.

MeaningOf Dionysus
GenderBoy
OriginGreek, via Latin and French
PronunciationDEN-is
TraditionChristian
Used inUnited States, United Kingdom, Ireland, Netherlands

Meaning and origin of Dennis

Dennis is the English spelling of Denis, from the Greek Dionysios, 'belonging to Dionysus', the god of wine. It came to England with the Normans and spread through devotion to Saint Denis, the martyred bishop of Paris. Dennis was especially popular in the United States and Britain in the 1940s and 1950s, so today it belongs mostly to grandfathers' generation. The comic strip Dennis the Menace made it a household name.

Is Dennis a Christian name?

Dennis is a Christian saint's name through Saint Denis, bishop and martyr of Paris.

How popular is Dennis?

Mostly an older-generation name in English-speaking countries.

Gifts with the name Dennis

As an Amazon Associate we earn from qualifying purchases. We may earn a small commission from these links, at no extra cost to you.

Spellings and variants of Dennis

DenisDionysiusDenny

Names similar to Dennis

More Christian boy names

Frequently asked questions

What does the name Dennis mean?

Dennis means 'Of Dionysus'. It is of Greek, via Latin and French origin.

Is Dennis a Christian name?

Dennis is a Christian saint's name through Saint Denis, bishop and martyr of Paris.

How do you pronounce Dennis?

Dennis is pronounced DEN-is.

Is Dennis a boy or girl name?

Dennis is usually a boy name.

Updated October 2026. Spotted a mistake? Tell us.