This is Kurt Nielsen a Danish Tennis Player getting into a Frisky Sport at Wimbledone in June 1958
The car WDA 167 was a "factory car" featured in several press releases at the time.
The photo is from 100 years of Motoring, published by Ammonitepress.com which also contains images of many other microcars including
nobel 200, bond mark E, Peel P50, and Peel Trident. The book is currently on offer in "the Works" sale at £5 instead of £15 and has loads of great photos from1904 onwards
John