- Source of Wealth: Investment, Gambling
- Age: 68
- Birth Place: Limerick, Republic of Ireland
- Marital Status: Married (Noreen McManus)
- Full Name: John Patrick McManus
- Nationality: Ireland
- Date of Birth: March 10, 1951
- Occupation: Businessman, Racehorse Owner
- Children: 3
Family trusts of McManus and Magnier have a £228m slice of Mitchells Butlers, the pub group. The former bookie has £34m assets in other investments, from playing world markets. McManus owns more than 100 horses and has a £17m mansion in Limerick. He has raised at least £48m for charity.