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Sundai

♀ Girl

Pronounced SUN-day /ˈsʌn.deɪ/High

Meaning: A spelling of Sunday — from the Old English Sunnandaeg, 'the sun's day'; a day/word-name; we note the word-nameLow

In 30 seconds: A spelling of Sunday; the sun's day: Sundai. Crisp, modern, and warm.

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Origin LowEnglish

MeaningA spelling of Sunday — from the Old English Sunnandaeg, 'the sun's day'; a day/word-name; we note the word-name

U.S. rank (2024)#8339 ↗ Rising

2024 U.S. births13 girls (0.00% of U.S. girls)

Peak year2023

Total births (all-time)≈ 114

Popularity in the U.S. · SSA data

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Sundai is a spelling of Sunday — from the Old English Sunnandaeg, 'the sun's day'; a day/word-name (we note the word-name). A crisp, modern name (said 'SUN-day').

In the U.S. it appears as a modern word-name. Rare, the-sun's-day at the root, and crisp.

Did you know? Sunday comes from the Old English Sunnandaeg, 'the sun's day' — Sundai is a spelling, a crisp word/day-name (we note the word-name; said 'SUN-day').

Overall data confidence 30%

References — Sunday — word/day-name

Variations

SundaySundaeSundi

Nicknames

Sunny

Famous Bearers

Famous bearers coming soon.

If you like Sundai…

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Frequently Asked

What does the name Sundai mean?

Sundai spells Sunday — Old English 'the sun's day'. We note the word-name.

How do you pronounce Sundai?

It's said SUN-day /ˈsʌn.deɪ/ — two syllables, stress on the first.

Is Sundai a boy or girl name?

Sundai is a girl's name.

How popular is Sundai?

Sundai is a very rare name in the U.S.