Last name Siesquén (Siesquén 
) , across the world, is a very rare surname. The cognomen Siesquén is characteristic of Latin America and the Caribbean, particularly Peru, where it is a very rare surname. Very seldom, Siesquén is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siesquén | Peru |
| nancy carolina chachapoyas siesquén Ph.D. Universidade de São Paulo and Aix-Marseille Université 2014 |
|