Maiden Name Before Marriage - Prime Minister
- Akshata Murty - Rishi Sunak
- Hugh O'Leary - Liz Truss
- Carrie Symonds - Boris Johnson
- Philip May - Theresa May
- Samantha Sheffield - David Cameron
- Sarah Macaulay - Gordon Brown
- Cherie Booth - Cherie Blair
- Norma Wagstaff - John Major
- Dennis Thatcher - Margaret Thatcher
- Audrey Moulton - James Callaghan
- Mary Baldwin - Harold Wilson
- Clementine Hozier - Sir Winston Churchill
- Mary Anne Evans - Benjamin Disraeli
- Catherine Pakenham - Duke of Wellington (Arthur Wellesley)
- Catherine Shorter ( first wife of the first British prime minister) - Robert Walpole
Footnotes: The last bachelor was Edward Heath (1970–1974).
The last widower was Ramsay MacDonald (1924, 1929–1935).
Boris Johnson and the Duke of Grafton are the only PMs to have divorced and remarried while in office.