Louie

What Louie means

Diminutive of Louis, meaning “loud; famous + battle”

diminutive of the male given name Louis || From French Louis, from Middle French Loïs, Loïc, &c., from Old French Looïs, Luis, Lodhuvigs, Lodevis, Lodhwig, &c., from Latin Ludovicus, from Clodovicus, from Frankish *Hlūdawīg, from Proto-Germanic *hlūdaz (“loud; famous”) + *wīgą (“bat

Source: Wiktionary, “Louie” (revision 92811230) and “Louis” (revision 94541261), CC BY-SA 4.0. Quoted from the etymology; we don’t write our own.

How popular is Louie?

US: Rising: up from #958 in 2015. England & Wales: Rising: up from #63 in 2015.

Biggest US share so far: 1901, when 58 boys got the name (#229 that year). First in the US records in 1880.

How common

• About 1 in 3,551 baby boys in the US in 2025
• About 1 in 192 baby boys in England and Wales in 2025
• About 1 in 184 baby boys in Scotland in 2025

“1 in N” divides by all listed births for that sex. The US list leaves out names given to fewer than 5 babies, and the UK lists leave out names given to 2 or fewer, so the real figure is a little rarer than shown.

Where in the US

Most popular in ND (1.49 per 1,000 boys), MN (1.43 per 1,000 boys), NE (1.02 per 1,000 boys) in 2025.

SSA state data, 2025. Share of all listed boys born in each state.

US vs UK

Louie is #596 in the US and #28 in England & Wales (2025).

Same sex as this page (boys). SSA (US), ONS (England and Wales), NRS (Scotland).

Boy or girl?

In 2025, 93.2% of US babies named Louie were boys.

Counts below the publishing threshold (US 5, UK 3) are not included.

How to say it

IPA from Wiktionary.

If you like Louie

Boys

• Leon#138“lion”^*
• Theodore#4Editor’s note Climbing fast in the US: #99 in 2015, #4 in 2025
• Stetson#136“site in the Parish of South Brent”^*
• Beau#60Editor’s note Climbing fast in the US: #203 in 2015, #60 in 2025
• Rory#199“red-haired king”^*
• Warren#240“river, water”^*

For a sister

• Rosemary#251“dew of the sea”^*
• Rosie#283Editor’s note Climbing fast in the US: #775 in 2015, #283 in 2025
• Margot#102Editor’s note Climbing fast in the US: #592 in 2015, #102 in 2025
• Wrenley#158Editor’s note More popular in the US than England & Wales: #158 vs #1,454 in 2025
• Ruth#173Editor’s note Peaked in the US in 1920, with 26,102 babies; 1,781 in 2025
• Blair#169“field, plain”^*

Picked from the US top 1,000 in 2025: names Wiktionary also files under where there are enough, topped up with common names whose US popularity since 1990 rose and fell most like Louie’s. Place names are only included if they are in the top 300. Rank is US 2025.