This list combines 1,983 spelling variations into 1,019 grouped names based on shared pronunciations. The most popular name in 1939 is Robert, given to 59,672 babies in total. Learn more about how this works.

Darrell has the most spelling variations with 22 different spellings, while Jerrell has the highest confusion index at 85.9%, indicating the greatest diversity in how parents choose to spell it.

When combining spelling variations, Arlen showed the biggest improvement, moving up 144 positions from 395 to 251, while Marvin had the largest drop, falling 8 positions from 52 to 60.

Looking at trends, Tyrone shows the strongest upward momentum (births in 1937–1939 are 2412.82% higher compared to 1930–1939), while Seymour shows the steepest decline (62.42% lower). Compared to 1938, Tyrone had the largest rank improvement, moving up 85 positions to rank #249, while Hobert fell 42 positions to rank #416.