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Sunday

Popularity in 2025: #947 for girls

What does the baby name “Sunday” mean?

Sunday is a radiant, joyful baby girl name drawn from the day of the week, carrying ancient roots in sun worship and a warm, open brightness that few names can match.

Origin of the baby name Sunday

Sunday comes from the Old English sunnandæġ, meaning day of the sun, which was itself a translation of the Latin dies Solis. The Romans had named the day for the sun, and when Germanic peoples adopted the seven-day week, they carried the name into their own language, making Sunnōn dag in Proto-West-Germanic. The name is a linguistic relic connecting modern English to both Roman calendar tradition and ancient Germanic reverence for the sun.

Baby Sunday: The Creative

History of the baby name “Sunday

Sunday as a given name has appeared occasionally across English-speaking cultures for generations, often given to children born on that day. It gained fresh visibility in the early 21st century when several high-profile celebrities chose it for their children, nudging it from charming curiosity toward genuine naming option. Day-of-the-week names have a long, eclectic history, and Sunday carries the most warmth and light of the group.

Why parents choose the baby name “Sunday

Sunday is the kind of name that makes people smile before they even think about it. The association with rest, light, and the most beloved day of the week is entirely positive, and the name has an effortless brightness to it. It is unconventional enough to be memorable but familiar enough to feel completely natural.

Nicknames for the Baby Name “Sunday

Sund, Sundy, Sundin, Sundkin, Sundster, Sunderino, Sundinator

Nicknames from Around the World for the Baby Name “Sunday

Terms of endearment for a baby name work differently around the world. Some cultures clip the name short, while others add an affectionate ending that can make it longer instead. Here is how the baby name Sunday might sound as a nickname in a few other languages and dialects.

Australian:

Sundo, Suzza

British:

Sunds

German:

Sundaychen

Irish:

Sundeen

Italian:

Sundaetta

Spanish:

Sundaita

Variations on the baby name “Sunday

Sunday is unique enough that direct spelling variants are uncommon, though Sundae appears occasionally as a playful form. The broader family of day names includes Monday and Wednesday, though none carry quite the same sunny warmth. Across languages the day appears in names like Domingo in Spanish and Portuguese, and Dimanche in French.

Baby names similar to “Sunday

These baby names share spelling patterns with Sunday and may appeal to parents who love the look and feel of this name.

Baby girl names similar to Sunday

Baby names that sound like “Sunday

Unisex baby names that sound like Sunday

Baby sibling names for Sunday

Matched by similar popularity, name length, and ending sound. See baby sibling names with numerology compatible with Sunday

Baby Middle Names for Sunday

Picked for a different ending sound and rhythm than Sunday, so the two names flow well said together as a pair.

The “Name Game” for “Sunday

Sunday Sunday Bo Bunday
Banana Fana Fo Funday
Me Mi Mo Munday
Sunday

Baby names starting with SUN

Baby names ending with DAY

Browse baby names like Sunday