Welborne \we-lbor-ne, wel-bo-rne\ as a boy's name is of Old English origin, and the meaning of Welborne is "spring-fed stream". Place name. Not related with "well-born".
Welborne has 6 variant forms: Welborn, Welbourne, Welburn, Wellborn, Wellbourn and Wellburn.
Baby names that sound like Welborne are Wilburn, Albern, Filberte, Wilbert, Wilburt, Wilbur, Wilberto and Wilber.