This list combines 1,988 spelling variations into 1,006 grouped names based on shared pronunciations. The most popular name in 1931 is Robert, given to 60,539 babies in total. Learn more about how this works.

Darrell has the most spelling variations with 17 different spellings, while Eulis has the highest confusion index at 88.1%, indicating the greatest diversity in how parents choose to spell it.

When combining spelling variations, Herschel showed the biggest improvement, moving up 127 positions from 362 to 235, while Dale had the largest drop, falling 11 positions from 61 to 72.

Looking at trends, Gary shows the strongest upward momentum (births in 1929–1931 are 490.85% higher compared to 1922–1931), while Hyman shows the steepest decline (66.4% lower). Compared to 1930, Dewayne had the largest rank improvement, moving up 66 positions to rank #382, while Angel fell 39 positions to rank #405.