In the entire world, Eylers (Eylers 
) is an extremely rare unknown gender first name. Much more prevalently, Eylers is the last name as well as the forename.
Mr, Felix, Markus, Maggie, Merrie, Andrew, Ansgar, Adrian, Ashley, Denise, Dennis, Donald, Jeroen, Hergen, Werner, Allyson, Barbara, Rebecca, Deborah, Darleen, Dorothy, Günter, Heinz, Emily, Ellen, Terry, Ms, Mary, Mark, Anna, Dirk, Lena, John, Jodi, Jean, Marie, Lindsay, Sarah, Antje, Carla, Bernd, Peter, David, Laura, Lucia, Janet, Jonas, Julia, Alvar, and Jeffrey