This list combines 4,088 spelling variations into 1,000 grouped names based on shared pronunciations. The most popular name in 1966 is Michael, given to 83,464 babies in total. Learn more about how this works.

Jacqueline has the most spelling variations with 31 different spellings, while Janiece has the highest confusion index at 90.2%, indicating the greatest diversity in how parents choose to spell it.

When combining spelling variations, Lorene showed the biggest improvement, moving up 351 positions from 884 to 533, while Vincent had the largest drop, falling 25 positions from 127 to 152.

Looking at trends, Samantha shows the strongest upward momentum (births in 1964–1966 are 2038.43% higher compared to 1957–1966), while Lou shows the steepest decline (69.28% lower). Compared to 1965, Audra had the largest rank improvement, moving up 442 positions to rank #452, while Keisha fell 147 positions to rank #622.