Chelsea vs Chelsey
Chelsea leads today (#851 vs #6,325), though both are past their peak.
145 years, head to head
Babies named Chelsea and Chelsey per year in U.S. Social Security records, 1880–2025.
Head to head
2025 rank
#851
#6,325
Babies named in 2025
319
18
Peak year
1992
1992
Trend
Declining since 1991
Declining since 1991
Usually for
Girls
Girls
Lifetime births
162,884
31,498
Try another matchup
Chelsea against names whose popularity has moved like its own.