Surname Sienda (Sienda 
) , globally, is a rare last name. The surname Sienda is characteristic of Philippines, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Sienda is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sienda | Poland, Brazil, Philippines, United States |
Alex, Jeffry, Nenita, Edmund, Emelyn, Evelyn, Marilou, Maricel, Mateusz, Michael, Stanley, Alfredo, Annette, Arcelie, Charine, Patrick, Renalyn, Dominga, Dominee, Julivie, Juanito, Eleanor, Jay-Ar, Renato, Amalia, Angela, Nora, Noel, Necy, Mario, Aries, Agnes, Romel, Roben, Rolly, Ruben, Orlando, Loida, Jolly, Nelda, Nunoy, Efren, Helen, Vicky, Marina, Margie, Merisa, Shirly, Luisa, and Madeline