Kaidan \ka(i)-dan\ as a boy's name is a variant of Kaden (Arabic), and the meaning of Kaidan is "companion".

The baby name Kaidan sounds like Kaydan, Kaidon, Kaidin, Kaiden, Kadan and Caidan. Other similar baby names are Aidan, Eidan, Kain, Kairn, Kavan, Kian, Haddan, Haydan, Jaidin, Jaiden, Kadon, Kaydon, Kaydin, Kayden, Kadin, Caydan, Caidon, Caidin, Caiden, Kaelan, Kalan, Kamden, Kamdon, Kahan, Kannan, Kayvan, Kadar, Kagan, Keilan, Kiran, Keiran and Raiden.