The Cadaver Society is a secret society for male students at Washington and Lee University in Lexington, Virginia, United States.

[1][3] The Cadaver Society has been in continuous operation since its founding in 1957.

[2] The membership of the Cadaver Society is strictly anonymous.

[3] Membership is speculated to consist of older students, pre-med students, or leaders of Washington and Lee's athletic teams and fraternities.

[2] The society's members wear a skull mask and all black for anonymity while on campus excursions.