Lynn Gertenbach was born in Wisconsin. She received her formal art training at The Art Institute of Colorado in Denver, where she was a scholarship student. She also studied at the Layton School of Art and Design in Pasadena, California; The ArtCenter College of Design in Pasadena; and at the University of California, Los Angeles.
She has studied with noted artists Sergei Bongart and Philip Gilkerson, as well as with Bernard Dunstan in England and Arul Raj in India. During her 40-plus year career, Gertenbach has exhibited her artwork in Europe and South America, and for 11 years she traveled to Japan to appear at her biannual shows.
She has received numerous Gold Medal awards and the Lifetime Achievement Award from The Art Institute of Colorado; and she has exhibited in group shows at the Laguna Art Museum, in Laguna Beach, California; the USC Pacific Asia Museum, in Pasadena, California; and the Isetan Museum of Art in Tokyo. In 2002, Gertenbach won first prize in the landscape category in the prestigious Autumn Salon held at the Edenhurst Gallery, in Beverly Hills, California.