Lon Milo DuQuette is an American singer-song writer, author, lecturer, and occultist, best known as an author who applies humor in the field of Western Hermeticism.
Born in Long Beach, California and raised in Columbus, Nebraska, he was an aspiring studio musician and recording artist in the 1970s, releasing two singles and an album, Charley D. and Milo, on the Epic Records label.
He married to his high school sweetheart, Constance Jean Duquette. They live in Costa Mesa, California and have one son, Jean-Paul.
Since 1975 he has been a National and International governing officer of Ordo Templi Orientis, a religious and fraternal organization founded in the early part of the 20th century. Since 1996 he has been the O.T.O.'s United States Deputy Grand Master and one of the most visible members of the Order. He is also an Archbishop of Ecclesia Gnostica Catholica, the ecclesiastical arm of O.T.O.