Given name & surname

Seidi

Seidi is a feminine given name from English. It is used in Finnish.

Meaning & origin

Where it comes from

Seidi comes from English.

Adapted from Wiktionary (CC BY-SA 4.0)

How it developed

In Finnish usage, Seidi developed from Sadie.

The story

Published U.S. birth records include this spelling as early as 2005. This is the earliest published observation available here, rather than a date for the name’s origin.

From dated birth records

Seidi through the years

Babies since 1880
17
0 boys · 17 girls
Most popular year
2008
7 babies
2025
0
Outside the ranked list
2021–25 vs 2016–20
—
Too few births to compare
012342025Highest share 20080.0
Seidi in U.S. Social Security birth records, 2005–2025, per million girls born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.

By the numbers

The most recent published U.S. birth count for girls is 7 in 2008. Later missing counts do not mean the name went unused.

From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.

Seidi’s family of names

In Finnish usage, Seidi developed from the English form Sadie. In Greek usage, Seidi as a surname is a transliteration of Σεΐδη.

Walk Seidi’s family in the name graph

SeidiSeidyΣεΐδηSadie

Inner ring: spellings · outer: across languages.

Hover or tab through the constellation to see how each name is related. Bigger dots are names more people in the U.S. share.

Spellings & scripts 2

The same name written differently, including transliterations into other scripts.

Across languages 1

Equivalents and cognates in other languages, plus older forms it grew from.

People named Seidi

Listed by how widely each person is written about, which says nothing about the name itself.

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Sibling ideas

Names that share Seidi’s feel without repeating its first letter or rhyming with it.

A brother for Seidi

A sister for Seidi