Wimbledon third-seed Simona Halep was upset by the 106th ranked Jana Cepelova 5-7, 6-4, 6-3 in the first round at Wimbledon on Tuesday. A semi-finalist at Wimbledon last year, Halep committed 34 unforced errors. Cepelova had won just once on the Tour-level in 2015 prior to Wimbledon. 

Last year’s runner up Eugenie Bouchard was also ousted in the first round by 117th ranked Ying-Ying Duan of China 7-6 (3), 6-4. Bouchard committed ten double faults en route to losing in just 90 minutes. The Westmount, Quebec native has just won two of her last fourteen matches. Afterwards, Bouchard admitted that she was playing with a 'Grade Two' tear in her abdomen but played “because it’s Wimbledon.”

In other matches, the reigning champion Petra Kvitova won 28-of-29 serve points beating Dutchwoman Kiki Bertens 6-0, 6-1.

Tenth-seeded Angelique Kerber advanced to the second round after blanking fellow German Carina Witthoeft 6-0, 6-0.

13th-seeded 2012 Wimbledon runner-up Agnieszka Radwanska leveled Czech Lucie Hradecka 6-3, 6-2.

In other play involving seeds, No. 17 Ukrainian Elina Svitolina overcame Japanese Misaki Doi 3-6, 6-3, 6-2; No. 20 Spaniard Garbine Muguruza grounded American Varvara Lepchenko 6-4, 6-1;

No. 26 Russian and two-time major champion Svetlana Kuznetsova took care of German Laura Siegemund 6-3, 6-4; No. 31 Italian Camila Giorgi got past Brazilian Teliana Pereira 7-6 (7-4), 6-3; and Brit Heather Watson upended No. 32 Frenchwoman Caroline Garcia 1-6, 6-3, 8-6 at this grass-court fortnight.