The Cincinnati, Ohio, artist, active mainly in the 1970s, was known for his watercolors. He was a member of the American Watercolor Society and a founding member of the Ohio Watercolor Society. He served as the vice president of the AWS Midwest regional group and was one of six AWS members chosen to demonstrate watercolor technique at the organization’s 108th annual exhibition in New York City in 1975.
Dennis was a native of Reading, Pennsylvania, and a graduate of the nearby Kutztown University. He studied at the Pratt Institute in New York City and embarked on a commercial-art career, relocating to Cincinnati, where he worked for Gibson Greetings Inc. and the Kings Island amusement park. He was president of the Cincinnati Art Club in the early 1970s and designed the club’s logo.