Baby Name Studio

Boy Name

Dennison

Rare · 8 letters

Dennison is a boy's name whose meaning is not firmly attested in the historical record. It is used as a boy's name across several naming traditions, and it is rare in the United States today — outside the SSA top 1,000.

Considering Dennison? It is a boy name, and ranks in our Rare popularity tier. Phonetically it shares territory with Denson.

Dennison meaning, origin, and usage

Meaning: Dennison has a distinctive sound and evolving modern usage.

Origin: Multiple naming traditions are associated with this name.

Pronunciation: Baby Name Studio pronounces Dennison as D·E·N·N·I·S·O·N, with 8 letters and a boy usage profile.

Popularity: According to Baby Name Studio's 2026 tracker, Dennison is an uncommon, standout choice in the Rare tier.

Dennison variants, nicknames, middle names, and sibling names

Frequently asked about Dennison

What does the name Dennison mean?

Dennison has no single meaning that is firmly attested in the historical record. It is used as a boy name in US birth records, and parents usually choose it for its sound rather than a documented meaning.

What is the origin of Dennison?

The exact origin of Dennison is debated, but it has been used across multiple naming traditions.

How do you pronounce Dennison?

Dennison has 8 letters and is most commonly stressed on the first syllable.

Is Dennison a boy's or girl's name?

Dennison is primarily used as a boy's name in US records.

How popular is Dennison in 2026?

In our 2026 popularity tracker, Dennison sits in the Rare tier — an uncommon, standout choice.

What names are similar to Dennison?

Names that share Dennison's sound and style include Denson, Donaciano, Denton, Demon, Duncan.

What middle names pair well with Dennison?

Good middle-name fits for Dennison pair an opposite syllable rhythm: if Dennison is short, lean longer (e.g. classical or three-syllable middles); if Dennison is longer, a one-syllable middle keeps the full name from feeling heavy.

What are good sibling names for Dennison?

Sibling names that pair naturally with Dennison share its rhythm without rhyming — Denson, Donaciano, Denton all sit comfortably alongside it on a shortlist.