| Score: | 6–3, 9–7 |
| Draw: | 80 (3) |
| Seeds: | 4 |
| Type: | grand slam |
See main article: 1974 Wimbledon Championships. Owen Davidson and Billie Jean King successfully defended their title, defeating Mark Farrell and Lesley Charles in the final, 6–3, 9–7 to win the mixed doubles tennis title at the 1974 Wimbledon Championships.[1]
See also: 1 and 1. 
Owen Davidson / 
Billie Jean King (champions)
See also: 2 and 4. Jimmy Connors / Chris Evert (third round, withdrew)
See also: 3 and 6. Alex Metreveli / Olga Morozova (quarterfinals)
See also: 4 and 3. Kim Warwick / Evonne Goolagong (quarterfinals)