Rosalyn "Roz" Borden (May 29, 1932 – January 23, 2003) was an American actress and singer, and along with her sister, Marilyn Borden, were known as The Borden Twins. The duo are perhaps best known for their appearance on I Love Lucy playing "Teensy and Weensy" in the episode entitled "Tennessee Bound". Though never anything other than supporting players, the duo have performed in several venues, including gigs on the nightclub circuit, as well as larger events including Rose Bowl. The twins also performed at countless USO shows at home and overseas. and have worked with many famous entertainer including: Lucille Ball, Dean Martin, and Jerry Lewis, Andy Williams, Sammy Davis, Jr., Jimmy Durante, Bea Arthur, and Bob Newhart.