Cognomen Muertegui (Muertegui 
) , worldwide, is a rare surname. The cognomen Muertegui is habitual in Philippines, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Muertegui is the forename as well as the last name.
Pat, Michelle, Angelina, Rosalina, Herminia, Fritz Ezer, Wilfredo, Rosalinda, Juan Paolo, Napthali Dan, Hilary Ann, Niccolo Paolo, Crystal Gayle, Natalicio Iii, Michael Andrew, Michael Stanley, Mary Ann, Ulysses, Edgardo, Johnson, Joy, Maria, Anita, Elsie, Monina, Ramelo, Rosita, Gloria Imelda Ann, Roland, Glady'S, Ma. Luz, Charles, Christa, Belinda, Rolando, Dalisay, Renato, and Victoria Beatriz