Throughout the world, Llewellyn-Jones (Llewellyn-Jones 
) is an extremely rare unknown gender first name. Much more prevalently, Llewellyn-Jones is the last name as well as the forename. Parts of the name also exists independently as a last name Llewellyn, and a last name Jones.
| VARIANT | COUNTRY |
|---|---|
| Llewellyn-Jones | United Kingdom, Australia, Chile, United States, Peru |
| ilston llewellyn-jones British judge (1916-2002), GB (b. 1916) |
|
Mr, Katie, Paula, Peter, Rosie, Rhoss, David, Diego, Gemma, Laura, Lorna, James, Julia, Erica, Henry, Helen, Alison, Ashley, Celine, Bethan, Phoebe, Rachel, Cathy, Carol, Chris, Susie, Ms, Jo, Ben, Peg, Liz, Tim, Huw, Mary, Mark, Mike, Robert, Adam, Dawn, Glyn, Lynn, Jane, Josh, John, Tony, Hugh, Sarah, Simon, Paty, and Daniel