Lorenzo Lamas was born in Santa Monica, California, the son of the late Argentine actor Fernando Lamas and Norwegian-American actress Arlene Dahl. He is the stepson of the swimming film starlet, Esther Williams, who married his father when Lorenzo was 11 years old. Williams is also the best friend of Lamas's series' star, the late Jane Wyman, who would later star together on Falcon Crest, twelve years before, after marrying his father on New Years Eve.[1] Lamas was brought up in Pacific Palisades, California and moved to New York City in 1971, when he was 13 years old. He graduated from the Admiral Farragut Academy in Pine Beach, New Jersey, in 1975.

(extract from Wikipedia 2011)