Globally, Pillier (Pillier 
) is an extremely rare unknown gender forename. Predominantly, Pillier is the last name as well as the forename.
Mr, Marie, Sully, Solin, Alice, Alain, Clara, Cindy, Brian, Bruno, Karen, Karyn, Ramon, Rabah, Robin, David, Laura, Laure, Linda, Louis, Lucie, Lucas, Yves, Iris, Fred, Herv, Ms, Guy, Les, Lea, Joe, Flo, Marc, Stã, Alex, Brad, Janet, Paul, Dave, Gael, Liam, Luis, Léa, Joel, Jean, Theo, Tony, Eric, Pilo, and Joris