Pavlyuchenkova takes on Zidansek in the first match,
It's women's semi-finals day at Roland Garros, with all four competitors playing their maiden Grand Slam semis.
First up, Russia's Anastasia Pavlyuchenkova faces the unseeded Tamara Zidansek of Slovenia.
That's followed by 17th seed Maria Sakkari's meeting with the Czech, Barbora Krejcikova.
Singles action on the Philippe-Chatrier court gets underway at 2.