Derek vs Sullivan

Baby Name Comparison — 2026

Derek

Boy #258 Most Popular 2 Syllables

"ruler of the people"

Origin: Germanic

English American Dutch German

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Boy #340 Most Popular 3 Syllables

"descendant of the dark one"

Origin: Irish Gaelic

Irish American English

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Derek Rank #258

Sullivan Rank #340

Derek is more popular, ranked #258 vs #340 for Sullivan.

Is Derek or Sullivan more popular?

Derek is more popular, ranked #258 compared to Sullivan at #340 in the United States.

What do Derek and Sullivan mean?

Derek means "ruler of the people" (Germanic origin). Sullivan means "descendant of the dark one" (Irish Gaelic origin).

Are Derek and Sullivan boy or girl names?

Derek is primarily a boy name. Sullivan is primarily a boy name.