Kassidy

Respelling of Cassidy, from the Irish surname O Caiside, which is built on cas, "curly" or "curly-haired."

Kassidy in 2025

Kassidy was given to 247 babies in the United States in 2025, making it the 1,939th most popular name of the year. That is roughly one in every 13,422 babies born.

The history of Kassidy

Kassidy reached its highest point in 2000, when 1,012 babies were given the name, ranking 608th that year.

Across the 51 years of records since 1975, 21,715 babies have been named Kassidy. Half of them were born before 2006, which places the name's centre of gravity with Generation Z.

Kassidy by decade

DecadeBabies named KassidyBest rank
1970s446,397
1980s5642,244
1990s4,774622
2000s7,885608
2010s6,406844
2020s2,0421,225

Where Kassidy is heading

Kassidy has fallen 65% over the past decade, from 701 babies in 2015 to 247 in 2025.

Names like Kassidy

Names that rose and fell at the same time as Kassidy.

Browse the most popular baby names