Family name Trevelyn (Trevelyn 
) , in all the world, is an extremely rare last name. The cognomen Trevelyn is characteristic of Northern Europe, particularly the United Kingdom, where it is an extremely rare surname. Much more prevalently, Trevelyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Trevelyn | Canada, India, United States, United Kingdom, South Africa |
|
una trevelyn American actress (1896 – 1948), US (b. 1896) |
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Lee, Zander, Mcbroom, Seibert, Stevens, Swander, Carvino, Calhoun, Benning, Beltran, Britton, Palmore, Johnson, Mitchell, Mufamadi, Sheppard, Campbell, Bradford, Blazzard, Phillips, Lawrence, Williams, Wilson, Hoover, Thomas, Taylor, Cale, Karr, Diaz, Gray, Long, Lusk, Otts, Marsh, Smith, Borel, Gillaspie, Lough, Ervin, Vines, Olive, Marley, Sparks, Pillay, Dennis, Grimes, Lawson, Linton, Jones, and Vockerodt