This list combines 2,034 spelling variations into 1,001 grouped names based on shared pronunciations. The most popular name in 1930 is Robert, given to 62,172 babies in total. Learn more about how this works.

Darrell has the most spelling variations with 18 different spellings, while Eulis has the highest confusion index at 83.3%, indicating the greatest diversity in how parents choose to spell it.

When combining spelling variations, Arlen showed the biggest improvement, moving up 122 positions from 399 to 277, while Peter had the largest drop, falling 11 positions from 56 to 67.

Looking at trends, Hoover shows the strongest upward momentum (births in 1928–1930 are 1169.84% higher compared to 1921–1930), while Woodrow shows the steepest decline (75.81% lower). Compared to 1929, Derl had the largest rank improvement, moving up 70 positions to rank #458, while Hoover fell 86 positions to rank #432.