# 1970 French Open – Mixed doubles

Marty Riessen and Margaret Court were the defending champions, but Marty Riessen did not compete this year. Margaret Court teamed up with Željko Franulović and lost in semifinals to Bob Hewitt and Billie Jean King.
Bob Hewitt and Billie Jean King won in the final 3–6, 6–4, 6–2 against Jean-Claude Barclay and Françoise Dürr.

## Seeds

* Bob Hewitt / Billie Jean King (champions)
* Jean-Claude Barclay / Françoise Dürr (final)
* Ilie Năstase / Rosie Casals (semifinals)
* Željko Franulović / Margaret Court (semifinals)
* Alex Metreveli / Olga Morozova (quarterfinals)
* Ion Țiriac / Virginia Wade (quarterfinals)
* Ray Ruffels / Karen Krantzcke (third round)
* Jim McManus / Judy Dalton (quarterfinals)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 2 | Jean-Claude Barclay Françoise Dürr | 7 | 4 | 6 | | | | | | | | | |
| | Bob Carmichael Gail Chanfreau | 5 | 6 | 3 | | | | | | | | | |
| | Bob Carmichael Gail Chanfreau | 5 | 6 | 3 | 2 | Jean-Claude Barclay Françoise Dürr | 6 | 6 | | | | | |
| | | | | | 3 | Ilie Năstase Rosie Casals | 4 | 4 | | | | | |
| 3 | Ilie Năstase Rosie Casals | 6 | 6 | | 3 | Ilie Năstase Rosie Casals | 4 | 4 | | | | | |
| 6 | Ion Țiriac Virginia Wade | 1 | 3 | | | | | | | | | | |
| 6 | Ion Țiriac Virginia Wade | 1 | 3 | | | | | | 2 | Jean-Claude Barclay Françoise Dürr | 6 | 4 | 2 |
| | | | | | | | | | 1 | Bob Hewitt Billie Jean King | 3 | 6 | 6 |
| 5 | Alex Metreveli Olga Morozova | 4 | 9 | 7 | | | | | | | | | | 1 | Bob Hewitt Billie Jean King | 3 | 6 | 6 |
| 4 | Željko Franulović Margaret Court | 6 | 7 | 9 | | | | | | | | | |
| 4 | Željko Franulović Margaret Court | 6 | 7 | 9 | 4 | Željko Franulović Margaret Court | 4 | 6 | | | | | |
| | | | | | 1 | Bob Hewitt Billie Jean King | 6 | 8 | | | | | |
| 8 | Jim McManus Judy Dalton | 3 | 4 | | 1 | Bob Hewitt Billie Jean King | 6 | 8 | | | | | |
| 1 | Bob Hewitt Billie Jean King | 6 | 6 | | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | 2 | J-C Barclay F Dürr | 6 | 6 | | | | | | | | | | |
| | | | | E Zuleta M Pegel | 1 | 0 | | | | | | | | | | |
| | | | | | | | | 2 | J-C Barclay F Dürr | 6 | 6 | | | | | |
| | | | | | | | | | G Masters L Crooke | 0 | 1 | | | | | |
| | | | | G Masters L Crooke | 6 | 6 | 6 | | | | | | | | | |
| | | | | G Varga N Cazaux | 4 | 8 | 2 | | | | | | | | | |
| | | | | | | | | | | | | 2 | J-C Barclay F Dürr | 7 | 4 | 6 |
| | | | | | | | | | | | | | B Carmichael G Chanfreau | 5 | 6 | 3 |
| | | | 7 | R Ruffels K Krantzcke | 6 | 6 | | | | | | | | | | |
| JE Mandarino C Mandarino | 1 | 1 | | P Mărmureanu J Lieffrig | 0 | 0 | | | | | | | | | | |
| P Mărmureanu J Lieffrig | 6 | 6 | | | | | | 7 | R Ruffels K Krantzcke | 4 | 3 | | | | | |
| B Carmichael G Chanfreau | 6 | 6 | | | | | | | B Carmichael G Chanfreau | 6 | 6 | | | | | |
| J Kuki J Sawamatsu | 3 | 4 | | B Carmichael G Chanfreau | 6 | 6 | | | | | | | | | | |
| L Sylvester B Kirk | | | | S Baranyi J Szörényi | 0 | 4 | | | | | | | | | | |
| S Baranyi J Szörényi | w/o | | | | | | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 3 | I Năstase R Casals | w/o | | | | | | | | | | | | | | | |
| | J Gilchrist W Gilchrist | | | | 3 | I Năstase R Casals | 6 | 6 | | | | | | | | | |
| | E Gorostiaga S Petersen | w/o | | | | E Gorostiaga S Petersen | 1 | 4 | | | | | | | | | |
| | John Bryant L Rossouw | | | | | | | | | 3 | I Năstase R Casals | w/o | | | | | |
| | R Keldie K Harris | w/o | | | | | | | | | I Gulyás K Borka | | | | | | |
| | C Steele J Berson | | | | | R Keldie K Harris | 7 | 4 | 4 | | | | | | | | |
| | I Gulyás K Borka | 6 | 1 | 6 | | I Gulyás K Borka | 5 | 6 | 6 | | | | | | | | |
| | F Matheu C Rouire | 4 | 6 | 3 | | | | | | | | | | 3 | I Năstase R Casals | 6 | 6 |
| 6 | I Țiriac V Wade | w/o | | | | | | | | | | | | 6 | I Țiriac V Wade | 1 | 3 |
| | J Osborne K Osborne | | | | 6 | I Țiriac V Wade | 6 | 6 | | | | | | | | | |
| | J Fillol F Bonicelli | w/o | | | | J Fillol F Bonicelli | 4 | 4 | | | | | | | | | |
| | J-B Chanfreau M Brummer | | | | | | | | | 6 | I Țiriac V Wade | 6 | 13 | | | | |
| | J Alexander L Hunt | w/o | | | | | | | | | T Nowicki C Sandberg | 4 | 11 | | | | |
| | I Buding E Buding | | | | | J Alexander L Hunt | 5 | 7 | 5 | | | | | | | | |
| | B Paul É Terras | 2 | 6 | 4 | | T Nowicki C Sandberg | 7 | 5 | 7 | | | | | | | | |
| | T Nowicki C Sandberg | 6 | 3 | 6 | | | | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | P Joly E Lundquist | | | | | | | | | | | | | | | | | |
| | P Cornejo M Rodríguez | w/o | | | | P Cornejo M Rodríguez | w/o | | | | | | | | | | | |
| | F Battegay C Spinoza | 5 | 3 | | | B Howe P Walkden | | | | | | | | | | | | |
| | B Howe P Walkden | 7 | 6 | | | | | | | | P Cornejo M Rodríguez | 6 | 4 | | | | | |
| | P Szőke E Polgar | 3 | 6 | 6 | | | | | | 5 | A Metreveli O Morozova | 8 | 6 | | | | | |
| | P Darmon R Darmon | 6 | 4 | 3 | | P Szőke E Polgar | 6 | 2 | 0 | | | | | | | | | |
| | A Bouteleux E Winkens | 5 | 5 | | 5 | A Metreveli O Morozova | 3 | 6 | 6 | | | | | | | | | |
| 5 | A Metreveli O Morozova | 7 | 7 | | | | | | | | | | | 5 | A Metreveli O Morozova | 4 | 9 | 7 |
| | G Deniau F De La Courtie-Billat | w/o | | | | | | | | | | | | 4 | Ž Franulović M Court | 6 | 7 | 9 |
| | C Dibley H Gourlay | | | | | G Deniau F De La Courtie-Billat | 6 | 3 | 6 | | | | | | | | | |
| | T Kakulia A-M Rouchon | 6 | 6 | | | T Kakulia A-M Rouchon | 3 | 6 | 4 | | | | | | | | | |
| | T Ryan J Salomé | 4 | 3 | | | | | | | | G Deniau F De La Courtie-Billat | 0 | 2 | | | | | |
| | W N'Godrella K Harter | w/o | | | | | | | | 4 | Ž Franulović M Court | 6 | 6 | | | | | |
| | D Schroder W Tomlinson | | | | | W N'Godrella K Harter | 1 | 3 | | | | | | | | | | |
| | M Rybarczyk I Škulj | 0 | 3 | | 4 | Ž Franulović M Court | 6 | 6 | | | | | | | | | | |
| 4 | Ž Franulović M Court | 6 | 6 | | | | | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| F Ponte N Niox-Château | 1 | 2 | | | | | | | | | | | | | | |
| S Likhachev T Parmas | 6 | 6 | | S Likhachev T Parmas | 6 | 2 | 3 | | | | | | | | | |
| A Volkov D Bouteleux | 3 | 2 | | T Addison F Moore | 2 | 6 | 6 | | | | | | | | | |
| T Addison F Moore | 6 | 6 | | | | | | | T Addison F Moore | 6 | 1 | 2 | | | | |
| | | | | | | | | 8 | J McManus J Dalton | 3 | 6 | 6 | | | | |
| | | | | B Montrenaud O de Roubin | 4 | 3 | | | | | | | | | | |
| | | | 8 | J McManus J Dalton | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | 8 | J McManus J Dalton | 3 | 4 |
| | | | | | | | | | | | | | 1 | B Hewitt BJ King | 6 | 6 |
| | | | | K Watanabe K Sawamatsu | 6 | 6 | | | | | | | | | | |
| | | | | JR Pinto Bravo AM Arias | 1 | 2 | | | | | | | | | | |
| | | | | | | | | | K Watanabe K Sawamatsu | 1 | 0 | | | | | |
| | | | | | | | | 1 | B Hewitt BJ King | 6 | 6 | | | | | |
| | | | | R Machán É Szabó | 2 | 2 | | | | | | | | | | |
| | | | 1 | B Hewitt BJ King | 6 | 6 | | | | | | | | | | |