Yael Castiglione (born 27 September 1985) is a retired Argentine volleyball player.

[7] During the Olympics she married the retired Brazilian volleyball player Marcus Eloe in a Buddhist ceremony.

[8] At club level she played for Millenium, Bellinzona, Lleida, Boca Juniors, Igtisadchi Baku, Dinamo București, Hainaut, Post Schwechat, Maranhão Vôlei, Rio do Sul and Bielsko-Biała before moving to MKS Dąbrowa Górnicza of the Polish Orlen Liga in May 2016.

Castiglione then decided to return playing in her husband's Brazil, first for Valinhos and then Pinheiros.

[11][12] After a season in Spain playing for Arenal Emevé, Castiglione announced her retirement in 2022.