Belldon \b(e)-ll-don\ as a boy's name is a variant of Belden (Old English, Old French), and the meaning of Belldon is "pretty valley".

The baby name Belldon sounds like Bellden, Beldon and Bellton. Other similar baby names are Welldon, Belldene, Belton, Bollton, Kellton, Keldon, Meldon, Seldon, Sellden and Weldon.