For Nadal, it was a 99th win at Roland Garros since his 2005 debut and put him just one victory away from equalling Roger Federer's all-time record of 20 Grand Slam titles
Kenin is into her second Grand Slam final of 2020 after thrashing Petra Kvitova, 6-4, 7-5.
Whereas, Swiatek has booked her first Grand Slam final place after defeating Nadia Podoroska, 6-2, 6-1 in the semifinals.
The unseeded 19-year-old Swiatek beat Argentine qualifier Nadia Podoroska 6-2, 6-1 to become the lowest-ranked women's finalist at Roland Garros since the WTA computer rankings began in 1975