Cognomen Lewelyn (Lewelyn 
) , around the world, is an extremely rare family name. The family name Lewelyn is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Much more frequently, Lewelyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lewelyn | Philippines, Canada, United States, South Africa, India |
Ang, Oliver, Oguete, Mercado, Cariaga, Briones, Pobreza, Leoning, Nielsen, Omictin, Martinez, Montales, Sumaoang, Agcaoili, Capellan, Rohleder, Oliveros, Zarzuela, Masanguid, Rodriguez, Dela Cruz, Escalante, Intong, Fidler, Ferrer, Novelo, Lee, Ibo, Boyd, Ruiz, Java, Ulit, Smith, Allas, Ramos, Reyes, Fernandez, Dixon, Falla, Madrid, Santos, Aragon, Castro, Corpuz, Bajaro, Dsouza, Larita, Taytay, Lucas, and Villacrusis