Least Popular American Baby Names Historically 106 of the Least Popular Baby Names in American History one of Mental Floss’ least popular baby names. Least Popular American Baby Names Historically Least Popular American Baby Names Historically Least Popular American Baby Names Historically 106 of the Least Popular Baby Names in American History Least Popular American Baby Names Historically 106 of the Least Popular Baby Names in American History Least Popular American Baby Names Historically Least Popular American Baby Names Historically Least Popular American Baby Names Historically Least Popular American Baby Names Historically unpopular baby names 106 of the Least Popular Baby Names in American History Mental Floss one of the least popular baby names in 1884 Least popular American baby names according to early records Mental Floss Mental Floss unpopular baby names