Painter of landscape and still life in various media, designer and teacher born at Little Singleton, Fylde, Lancashire. As a schoolgirl she won two Royal Drawing Society honours certificates in 1944, exhibiting at Harris Art Gallery, Preston, 1950. She attended Blackpool School of Art and Manchester Regional College of Art, 1953–8, from 1958–63 teaching at Cheadle Hulme School and Queen Mary School, Lytham, then adults part-time, 1968–77. Titherley was an active exhibitor with West Pennine Group in 1960s, in 1985 being elected RCamA. In 1965, she designed a window for All Saints’ Church, New Longton. She took part in many mixed shows throughout Britain plus a series of solo exhibitions, with a retrospective at Grey College, Durham University, 1999.