Welldon \we-ll-don\ as a boy's name is a variant of Weldon (Old English), and the meaning of Welldon is "well-hill".

The baby name Welldon sounds like Waldon, Welden and Welton. Other similar baby names are Belldon, Bellden, Beldon, Bellton, Kellton, Keldon, Meldon, Seldon, Sellden and Willson.