Calyx vs Thaddaeus

Baby Name Comparison — 2026

Popularity Comparison

Calyx Rank #5,845
Thaddaeus Rank #5,721

Thaddaeus is more popular, ranked #5721 vs #5845 for Calyx.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Calyx ___

  • Calyx James
  • Calyx River
  • Calyx Stone
  • Calyx Sage
  • Calyx Orion
  • Calyx Finn

Thaddaeus ___

  • Thaddaeus James
  • Thaddaeus William
  • Thaddaeus John
  • Thaddaeus Michael
  • Thaddaeus Joseph
  • Thaddaeus Henry

Sibling Name Ideas

Names that pair well as siblings.

If you choose Calyx

Flora Petal Jasper Rowan Wren

If you choose Thaddaeus

Barnabas Cornelius Sebastian Bartholomew Philippa

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Calyx or Thaddaeus more popular?

Thaddaeus is more popular, ranked #5721 compared to Calyx at #5845 in the United States.

What do Calyx and Thaddaeus mean?

Calyx means "cup, chalice" (Greek origin). Thaddaeus means "heart, courageous heart" (Aramaic origin).

Are Calyx and Thaddaeus boy or girl names?

Calyx is primarily a boy name. Thaddaeus is primarily a boy name.

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← Full profile: Calyx ← Full profile: Thaddaeus Browse all baby names