Alyssa Elaine Miller (born July 4, 1989) is an American model. She has done print and runway work for numerous leading companies. Among her highlights are cover appearances on for Vogue (Germany) and Elle (Italy), work as a featured model–spokesperson for Guess as well as appearances in the Sports Illustrated Swimsuit Issue.

Miller was born in Los Angeles, California, to father Craig Miller. She has several siblings. Her ancestry includes German, Austrian, English, Irish, Scottish and Welsh. She grew up in Palmdale, Los Angeles County.

Miller is known for her dark brown hair, full eyebrows and bone structure. She is considered to have a very European look. Guess founder Paul Marciano said, “Alyssa is the most European-looking American girl I’ve ever seen!” When she had her breakthrough with Guess, she drew comparisons to Sophia Loren and Brooke Shields and was regarded as something of a throwback.