Kolby vs Jakob
Kolby leads today (#1,222 vs #1,370), though both are past their peak.
145 years, head to head
Babies named Kolby and Jakob per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#1,222
#1,370
Babies named in 2025
165
135
Peak year
2001
2001
Trend
Declining since 2002
Declining since 2001
Usually for
Boys
Boys
Lifetime births
11,650
31,959
Try another matchup
Kolby against names whose popularity has moved like its own.