Wilmer \wi(l)-mer\ as a boy's name is pronounced WIL-mer. It is of Old German origin, and the meaning of Wilmer is "strong desire".
Wilmer has 5 variant forms: Wilmar, Wilmore, Willmar, Willmer and Wylmer.
For more information, see also the related name William.
Baby names that sound like Wilmer are Ailmer and Filmer.