Family name Tongdo (Tongdo 
) , all over the world, is a rare cognomen. The last name Tongdo is characteristic of South-eastern Asia, particularly Philippines, where it is a rare surname.
Roy, Sabina, Simeon, Sisafe, Amparo, Ronald, Joseph, Johnny, Jerwin, Jullen, Tomasa, Nellie, Esther, Emilia, Eugene, Marcial, Antonio, Arsenio, Cecilia, Balinan, Bernard, Jonimar, Milita, Melody, Manolo, Marvin, Jun, Alex, Rosa, Dary, Leah, Juan, Noel, Marta, Ariel, Arlyn, Jenilyn, Arden, Cesar, Babby, Delia, Dal-Oy, Jeric, Norma, Elvie, Elgie, Helen, Venus, Carol, and Jeffrey