Date of Birth: May 20th 1923 Affiliation: Britannian Commonwealth Royal Farawayland Air Force 416 Squadron, Isle of Wight Detachment Group Rank: Sergeant Height: 155cm Striker Unit model: Spitfire Mk.II Weapons: 12mm M2 heavy Machine gun M1919A6 Familiar: Scottish Fold
She is likely based on Billy Bishop's son, Arthur, as Billy Bishop is the pilot archetype for her mother Minnie Bishop.
Wilma is the eldest sister in the Bishop family. Similar to her sister, Lynette, she also gains the ears and tail of a Scottish Fold when wearing her Striker Unit. While Lynette gains straight ears, she gains folding ears. She showed her talent as a witch in her childhood. However, she entered the Flight Academy in Faraway Land, the new continent, instead of Britannia, her home country. Her rank was Sergeant and her affiliation was the Britannian Commonwealth Royal Farawayland Air Force 416 Squadron. According to the Illustration Column, she took down a Reconnaissance type Neuroi with her teammate above The Strait of Dover in 1941. She is also a colleague of Elizabeth F. Beurling in the novel series Strike Witches: Suomus Misfits Squadron.