This list combines 1,992 spelling variations into 1,010 grouped names based on shared pronunciations. The most popular name in 1933 is Robert, given to 54,237 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 82.9%, indicating the greatest diversity in how parents choose to spell it.

When combining spelling variations, Herschel showed the biggest improvement, moving up 121 positions from 366 to 245, while Floyd had the largest drop, falling 8 positions from 69 to 77.

Looking at trends, Ronnie shows the strongest upward momentum (births in 1931–1933 are 743.87% higher compared to 1924–1933), while Isadore shows the steepest decline (65.15% lower). Compared to 1932, Delano had the largest rank improvement, moving up 160 positions to rank #272, while Guadalupe fell 42 positions to rank #356.