Raybourne \ra(y)-bour-ne, raybo(u)-rne\ as a boy's name is a variant of Rayburn (Old English), and the meaning of Raybourne is "roe-deer brook".
The baby name Raybourne sounds like Rayburne, Rayborn, Raebourn and Raeborne. Other similar baby names are Radbourne, Radburne, Radbourn and Radborne.