Cilene Rocha (born 19 June 1967), known professionally as Cilene Drewnick, is a Brazilian volleyball coach and former player.

She competed in the women's tournament at the 1992 Summer Olympics in Barcelona, Spain.

[1] At club level, Drewnick competed with Osasco Voleibol Clube in the Brazilian Volleyball Super League and with Volley Bergamo in the Italian Women's Volleyball League.

[2] Drewnick is the head trainer at the Instinct Volleyball Club in Lake Dallas, Texas.

[3] She has coached Brazilian and United States national volleyball teams.