Notable people with the surname Wegg-Prosser include:

• Benjamin Wegg-Prosser (born 1974), British consultant and political adviser
• Charles Wegg-Prosser (1910–1996), British politician and solicitor
• Christine Wegg-Prosser (1914–2003), married Albert Hourani
• Dede Wegg-Prosser, musician, member of We Have Band
• Francis Wegg-Prosser (1824–1911), English politician and Roman Catholic convert
• Thomas Wegg-Prosser, musician, member of We Have Band

Prosser (surname)