'Technically', Rene is the masculine form of the name. The feminine form is spelled Renee and if you want to more French, you can add an acute accent to the first e after the n. So, it can be masculine or feminine.
Men named Rene:
- One of the men who raised the flag over Iwo Jimo during WW2 was named Rene Gagnon, an Amercian of French Canadian extraction. source
- the philosopher Rene Descartes source
- René Robert Cavelier, Sieur de La Salle, or Robert de LaSalle (November 22, 1643 – March 19, 1687) was a French Explorer. He explored the Great Lakes region of the United States and Canada, the Mississippi River, and the Gulf of Mexico. La Salle claimed the entire Mississippi basin for France. source
- Rene Onate - In 2006: (Freshman) Played in three matches...took three shots...named to the ACC Academic Honor Roll. In 2005: Red-shirted the 2005 season. source
- René Angélil (born January 16, 1942...) He is the husband and manager of singer Céline Dion. source
- Stephen René Black - He is the Executive Director of First Stone Ministries, a Christian ministry to men and women seeking freedom from homosexuality, sexual and pornography addiction, etc.