MallowbyNames

Seeley

SEE-lee · Of uncertain origin, possibly a variant of Sealey or a surname transferred to given name use.

2025 rank (boys)
#6,143
Babies named in 2025
14
Peak popularity
2018
2025 frequency
1 in 122,005 boys
Usually for
Girls & boys
Trend
Declining since 2017

Declining since 2017, #6,143 for boys today.

Popularity of Seeley since 1914

Babies named Seeley per year in U.S. Social Security records.

132740192019602000Most births 2016GirlsBoys
GirlsBoys
Data table (by decade)
DecadeGirlsBoys
1910s05
1920s06
1930s00
1940s00
1950s00
1960s00
1970s00
1980s00
1990s50
2000s1510
2010s110345
2020s36144

Meaning & origin

Seeley is a rare unisex name that emerged in the U.S. in 1914, though its use remained extremely sparse for decades. The name saw a modest peak in 2018, when it reached its highest rank of 6,143, with roughly 1 in 122,005 newborns receiving it. Since 2017, its popularity has been in gradual decline. Seeley has never been recorded as a top state favorite and remains an uncommon choice nationwide. As a transferred surname of Old English origins, it carries a subtle, surname-as-first-name appeal that fits comfortably alongside other modern unisex names. Its soft sound and simple spelling give it a gentle, approachable quality, yet its rarity ensures distinctiveness. While its etymology is somewhat uncertain, possibly tracing back to the word for 'happy' or 'blessed,' the name does not bear heavy cultural or historical baggage, making it a blank slate for a child's identity.

Seeley is a modern unisex given name that likely derives from the English surname Seeley, itself an altered form of Sealey (from Old English sælig, meaning 'happy' or 'blessed'). Alternatively, it may be a variant of the surname Seely, which has similar roots. Its use as a first name emerged in the early 20th century, with recorded instances from 1914 onward.

Nicknames & variants

Nicknames: Lee

Variants: Seely, Sealey

Sibling names for Seeley

Names that share Seeley's style, for a brother or sister.

Sisters: Harper, Ellery, Sawyer, Tate, Quinn

Brothers: Sage, Rowan, Parker, Reese, Blair

A parent animal hugging its little one, the personalized name page

S is for Seeley, our favorite little person.

S is for Seeley…”

In a Mallowby alphabet book, Seeley's letter becomes Seeley's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Seeley's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Seeley mean?
The meaning of Seeley is uncertain; it may be a variant of the surname Sealey, possibly from Old English sælig meaning 'happy' or 'blessed'.
How popular is the name Seeley currently?
As of 2025, Seeley is ranked 6,143 in the U.S., with approximately 1 in 122,005 newborns given the name.
Is Seeley a boy's name or a girl's name?
Seeley is used for both boys and girls, though it has been more common for boys in recent years.