All over the world, Arestegui (Arestegui 
) is an extremely rare male first name. Much more prevalently, Arestegui is the last name as well as the forename.
Mr, Lynn, Jack, Jose, Juan, Jhon, Elsa, Eddy, Emma, Hugo, Flor, Ines, Iris, Iriz, Ivan, Ivã, Olga, Odon, Maria, Mario, Marta, Marco, Luis, Mauro, Ledy, Gina, Ms, Ale, Ana, Luz, Tia, Noe, Ena, Male, Mery, Mike, Sami, Alex, Alma, Abel, Raul, Rosa, Rene, Rina, Ruth, Dery, Dino, Leon, and Mirta