Theo vs Luka
Theo leads today (#82 vs #85), and both are climbing.
145 years, head to head
Babies named Theo and Luka per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#82
#85
Babies named in 2025
3,945
3,873
Peak year
2023
2025
Trend
Rising since 1994
Rising since 1985
Usually for
Boys
Boys
Lifetime births
35,830
28,959
Try another matchup
Theo against names whose popularity has moved like its own.