This list combines 1,716 spelling variations into 1,010 grouped names based on shared pronunciations. The most popular name in 1909 is Mary, given to 19,315 babies in total. Learn more about how this works.

Catherine has the most spelling variations with 14 different spellings, while Ari has the highest confusion index at 74.7%, indicating the greatest diversity in how parents choose to spell it.

When combining spelling variations, Corinne showed the biggest improvement, moving up 104 positions from 259 to 155, while Nora had the largest drop, falling 9 positions from 103 to 112.

Looking at trends, Maxine shows the strongest upward momentum (births in 1907–1909 are 252.54% higher compared to 1900–1909), while Maude shows the steepest decline (36.76% lower). Compared to 1908, Johnny had the largest rank improvement, moving up 30 positions to rank #163, while Mabelle fell 40 positions to rank #351.