American people of Ukrainian descent

Anton Szandor LaVey (born Howard Stanton Levey; April 11, 1930 – October 29, 1997) was an American author, musician, and Satanist. He was the founder of the Church of Satan and the religion of Satanism. He authored several books, including The Satanic Bible, The Satanic Rituals, The Satanic Witch, The Devil's Notebook, and Satan Speaks! In addition, he released three albums, including The Satanic Mass, Satan Takes a Holiday, and Strange Music. He played a minor on-screen role and served as technical advisor for the 1975 film The Devil's Rain and served as host and narrator for Nick Bougas' 1989 mondo film Death Scenes.Historian of Satanism Gareth J. Medway described LaVey as a "born showman", with anthropologist Jean La Fontaine describing him as a "colourful figure of considerable personal magnetism". The academic scholars of Satanism Per Faxneld and Jesper Aagaard Petersen described LaVey as "the most iconic figure in the Satanic milieu". LaVey was labeled many things by journalists, religious detractors, and Satanists alike, including "The Father of Satanism", the "St. Paul of Satanism", "The Black Pope", and the "evilest man in the world".

Alexei Vladimir "Alex" Filippenko (; born July 25, 1958) is an American astrophysicist and professor of astronomy at the University of California, Berkeley. Filippenko graduated from Dos Pueblos High School in Goleta, California. He received a Bachelor of Arts in physics from the University of California, Santa Barbara in 1979 and a Ph.D. in astronomy from the California Institute of Technology in 1984, where he was a Hertz Foundation Fellow. He was a postdoctoral Miller Fellow at Berkeley from 1984 to 1986 and was appointed to Berkeley's faculty in 1986. In 1996 and 2005, he a Miller Research Professor, and he is currently a Senior Miller Fellow. His research focuses on supernovae and active galaxies at optical, ultraviolet, and near-infrared wavelengths, as well as on black holes, gamma-ray bursts, and the expansion of the Universe.

Neale Donald Walsch (born September 10, 1943) is an American author of the series Conversations with God. He is also an actor, screenwriter, and speaker.