In the entire world, Grene (Grene 
, Greenslade 
, Грене 
) is a rare epicene first name. The first name Grene is habitual in Tanzania, where it is a very rare female name, Philippines, where it is a very rare dominantly masculine, but seldom female name, and the United States, where it is an extremely rare gender-neutral name. Much more prevalently, Grene is the last name as well as the forename.
Mr, Jean, Jeff, Tina, Nick, Maria, Marie, Mario, Myles, Sarah, John, Alain, Asley, Chris, Carol, Conor, Clara, Cindi, Betty, Becky, Bruce, Ariel, Josh, Jose, Lynn, Ms, Amy, Cim, Bob, Kip, Dan, Les, Jan, Joe, Ida, Mary, Myke, Sara, Anne, Rene, Ruth, Dany, Diva, Doug, Lisa, Lucy, Karen, and Pablo