Meaning and name origin
Cassidy \c(a)-ssi-dy\ as a girl's name (also used as boy's name Cassidy), is pronounced KASS-ih-dee. It is of Irish and Gaelic origin, and the meaning of Cassidy is "curly-headed". From the surname Ó Caiside meaning "descendent of Caiside", where the name Caiside means "curly-headed", from Gaelic "cas". Can also be taken as an elaborated form of Cass.
Cassidy▲ has 23 variant forms: Casadee, Casidee, Casidy, Cass, Cassadi, Cassadie, Cassadina, Cassady, Casseday, Cassiddy, Cassidee, Cassidey, Cassidi, Cassidie, Cassity, Kasidy, Kassadey, Kassadi, Kassidee, Kassidi, Kassidie, Kassidy▲ and Kassodey.
There is 1 masculine form of Cassidy: Kassidy.
Cassidy is a very popular first name for females (#1817 out of 4276, Top 42%) and also a very popular surname or last name for all people (#1505 out of 88799, Top 2%) (2000 U.S. Census).
Displayed below is the baby name popularity of the name Cassidy for girls. Cassidy reached its highest rank of #99 in the U.S. in 1999. (2014 statistics).
Displayed below is a comparison of the popularity of the girl name Cassidy and its variant forms. Popular variation forms ranked in the Top 1000/100 are Cassidy (#248) and Kassidy (#440). (2014 statistics).