Family name Twelftree (Twelftree 
) , all around the world, is a rare cognomen. The cognomen Twelftree is characteristic of Australia, where it is a rare surname, the United Kingdom, and New Zealand, where it is a very rare surname. In absolute terms, it is commonest in the United Kingdom, Australia, and Spain. Much less frequently, Twelftree is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Twelftree | United Kingdom, Australia, South Africa, Spain, United States |
|
suzanne twelftree Australian Paralympic wheelchair tennis player and powerlifter, AU (b. 1956) |
|
| marcia twelftree British headteacher, GB (b. 1950) |
|
Mr, Brett, Karen, Keith, Peter, Robin, David, Lewis, Linda, Lynda, Colin, Julie, Fiona, Martin, Marcia, Maxine, Sandra, Sammie, Sharon, Sophie, Stevie, Naomi, Stuart, Abbey, Steve, Ms, Rae, Lee, Tom, Ian, Mark, Mike, Anna, Adam, Scott, Paul, Dana, Dame, Jake, Josh, Tony, Ella, Emma, Sarah, Shaun, Rosa, and Adrian