Meaning and name origin
Caydon \ca(y)-don\ as a boy's name is of Arabic origin, and the meaning of Caydon is "companion". Caydon is a variant of Kaden (Arabic): also possibly refers to a swamp in Old German, or to an Old English word meaning "round".
Caydon is not a popular first name for males and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is a comparison of the popularity of the boy name Caydon and its variant forms. Popular variation forms ranked in the Top 1000/100 are Kayden (#90), Kaiden (#124), Kaden (#171), Cayden (#197), Caden (#198), Caiden (#272) and Kadin. (2014 statistics).
Caydon is also pronounced similarly to Cadan, Cadon, Cadyn and Caedan. Other suggested similar baby names are Camdon, Cardon, Haydon, Jaydon and Raydon. Like Caydon, these names are not commonly used.