Thelonius
Pronunciation: [ th-ihl-OHN-ee-uhs ]
Does Thelonius flow with your last name?
A distinctive boy name with a rare, memorable quality.
Reviewed by the NamingEverything Editorial Team · Updated
Similar Names
Names Like Thelonius
Same sound, same style — different options
Nicknames
Nicknames for Thelonius
12 shorthand options for every setting
Meaning & Origin
Playground Safety
Similar to Thelonius
See all →What the Thelonius report tells you
$9Personalized to your state, siblings, and priorities. Free playground safety preview included.
Is Thelonius the #1 name in your state, or barely on the radar?
Enter your other kids' names. We score how well they sound together.
Playground safety check is free. Full report is $9.
What do you want to do with this name?
Add it to your shortlist. Not losing this one.
Put Thelonius head-to-head with your other picks.
Start comparing →See what Thelonius actually gets called.
Browse nicknames →Historical Record
Thelonius first appeared in US Social Security records in 1972.
Over 21 babies have been named Thelonius in the United States since SSA records began.
Today, Thelonius is a hidden gem — rare but distinctive , currently ranked #28,132 for boy names in the US .
Popularity Over Time
Year-by-year popularity data will be available soon.
Names You Might Also Love
See all →Quick Facts
- Gender
- Boy
- Popularity Rank
- #28,132
- Total SSA Count
- 5
Nicknames
Middle Name Ideas
Suggested pairings based on syllable flow and style
-
Timeless choice, smooth 4-1 syllable flow
-
Classic pairing, smooth 4-1 syllable flow
-
Timeless choice, smooth 4-1 syllable flow
-
Timeless choice, smooth 4-1 syllable flow
-
Timeless choice, smooth 4-1 syllable flow
-
Timeless choice, smooth 4-1 syllable flow
-
Timeless choice, smooth 4-1 syllable flow
-
Timeless choice, smooth 4-1 syllable flow
-
Timeless choice, smooth 4-1 syllable flow
-
Timeless choice, smooth 4-1 syllable flow
Sibling Match
Premium
Check how Thelonius fits with existing sibling names — style, sound, and origin.
Enter sibling names above to see compatibility.
Similar Names
See all names like Thelonius →For Parents
Start a baby registry
Free welcome box on Amazon
The Baby Name Wizard
Names that age well — book
Nursery name sign
Personalized wooden letters
We may earn a commission from these links.
Compare Thelonius with...
Can't decide?
Start a tournament bracket with Thelonius and other names you're considering.
Start a TournamentLike this name?
Check how Thelonius sounds with your surname and test for potential nicknames.
Analyze This NameExplore More Generators
-
🧝
Fantasy Name Generator
Create names for D&D and RPG characters
-
🐾
Pet Name Generator
Find the perfect name for your furry friend
-
🎭
Character Name Generator
Names for fictional characters across genres
Names You Might Also Like
View all →Old High German origin
"love, loving memory"
#28,120 in US
Latin costa via French origin
"coast, side"
#28,101 in US
Hebrew origin
"ewe, female sheep"
#27,977 in US
Arabic Ali origin
"exalted, sublime"
#28,042 in US
Ancient Greek origin
"Visible, clear, bright; the island of..."
#27,945 in US
Modern American, Sir (noble) + ron (ruler) origin
"noble guardian, lord protector"
#28,252 in US
Hebrew origin
"Yahweh is my God"
#28,302 in US
Akan origin
"born on Monday"
#28,093 in US
Save Your Name Card
Download a shareable image with Thelonius's meaning, origin, and popularity. Ready for Instagram, Pinterest, or texting to your partner.
Frequently Asked Questions About Thelonius
Is Thelonius a boy or girl name?
How do you pronounce Thelonius?
How popular is the name Thelonius?
What are common nicknames for Thelonius?
Is Thelonius a common or rare name?
About the Name Thelonius
Thelonius is a boy name .
Thelonius is currently ranked #28,132 in popularity for boy names in the United States.
Common nicknames for Thelonius include The, Thel, Thely, Thelie, Thelo, Theloy, Theloie, Ius, Iusy, Iusie, Nius, and Thy. These shorter forms provide casual alternatives while keeping the elegance of the full name.
Keep Exploring
Recommended for Parents
Start a registry
Free welcome box on Amazon
Baby Name Wizard
Names that actually age well
Nursery name sign
Personalized wooden letters
We may earn a commission from these links.
Sources
- U.S. Social Security Administration — National Baby Names Data (popularity rankings and historical trends)
- NamingEverything editorial research and analysis