All around the world, Vaisvilas (Vaisvilas 
) is an extremely rare unknown gender forename. Much more prevalently, Vaisvilas is the last name as well as the forename.
Mr, Edward, Edmund, Edmond, Arvydas, Audrius, Crystal, Kestutis, Paulius, Roberto, Donatas, Jessica, Egidijus, Valerie, Ovidijus, Maribeth, Modestas, Kimberly, Patricia, Terrance, Irmantas, Zydrunas, Teresa, Katherine, Thomas, Andrea, Ana, Kim, Len, Sara, Adam, John, Neal, Ivan, Ieva, Benas, Betty, Karah, Diana, James, Jason, Tomas, Verna, Frank, Wanda, Sharon, Sheila, Lauren, and Raimundas