| Katerina Siniakova, © PAP |
This week's Big Gainer of the week award goes to Katerina Siniakova. She was the 7th seed at Bastad, and won the whole tournament, defeating the top 3 seeds Anastasija Sevastova, Carolina Garcia and Caroline Wozniacki! This tournament gave Katerina 59 ELO rating points, and she gains 30 places in my rankings to #36
The Upset player of the week this week is Julia Gorges. Also at Bastad, the 8th seed lost her 1st round match to lucky loser Viktoriya Tomova. This loss cost Julia 13 LO rating points, and she fell 2 places in my rankings to #33.
Other strong performers relative to their rankings are Peng Shuai, Nao Hibino, Han Xinyun, Wang Yafan and Zhu Lin.
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Now, the full rankings.
| 1 | Simona Halep | 1802 | 0 | 0 |
| 2 | Karolina Pliskova | 1782 | 0 | 0 |
| 3 | Elina Svitolina | 1768 | 0 | 0 |
| 4 | Johanna Konta | 1760 | 0 | 0 |
| 5 | Caroline Wozniacki | 1750 | 0 | 1 |
| 6 | Svetlana Kuznetsova | 1743 | 0 | 0 |
| 7 | Garbine Muguruza | 1739 | 0 | 0 |
| 8 | Venus Williams | 1738 | 0 | 0 |
| 9 | Angelique Kerber | 1721 | 0 | 0 |
| 10 | Kristina Mladenovic | 1690 | 0 | 0 |
| 11 | Agnieszka Radwanska | 1686 | 0 | 0 |
| 12 | Jelena Ostapenko | 1676 | 0 | 0 |
| 13 | Madison Keys | 1658 | 0 | 0 |
| 14 | Anastasia Pavlyuchenkova | 1656 | 0 | 0 |
| 15 | Barbora Strycova | 1653 | 0 | 0 |
| 16 | Timea Bacsinszky | 1653 | 0 | 0 |
| 17 | Anett Kontaveit | 1645 | 0 | 0 |
| 18 | Peng Shuai | 1642 | 10 | 33 |
| 19 | Caroline Garcia | 1637 | 0 | 10 |
| 20 | Dominika Cibulkova | 1632 | -2 | 0 |
| 21 | Anastasija Sevastova | 1626 | -1 | -1 |
| 22 | Coco Vandeweghe | 1626 | -1 | 0 |
| 23 | Carla Suarez Navarro | 1621 | -1 | -5 |
| 24 | Samantha Stosur | 1620 | -1 | 0 |
| 25 | Daria Gavrilova | 1617 | -1 | 0 |
| 26 | Lucie Safarova | 1614 | -1 | 0 |
| 27 | Laura Siegemund | 1614 | -1 | 0 |
| 28 | Ana Konjuh | 1610 | -1 | 0 |
| 29 | Daria Kasatkina | 1607 | 1 | 0 |
| 30 | Kiki Bertens | 1604 | -1 | -5 |
| 31 | Sloane Stephens | 1604 | 1 | 0 |
| 32 | Elena Vesnina | 1596 | 1 | 0 |
| 33 | Julia Gorges | 1594 | -2 | -13 |
| 34 | Ashleigh Barty | 1593 | 0 | 0 |
| 35 | Ekaterina Makarova | 1582 | 0 | 0 |
| 36 | Katerina Siniakova | 1580 | 30 | 59 |
| 37 | Alison Riske | 1579 | -1 | 0 |
| 38 | Catherine Bellis | 1577 | -1 | 0 |
| 39 | Lesia Tsurenko | 1577 | -1 | 0 |
| 40 | Lauren Davis | 1572 | 0 | 0 |
| 41 | Naomi Osaka | 1572 | 0 | 0 |
| 42 | Elise Mertens | 1572 | 7 | 21 |
| 43 | Monica Puig | 1571 | -1 | 0 |
| 44 | Magdalena Rybarikova | 1571 | -1 | 0 |
| 45 | Camila Giorgi | 1570 | -1 | 0 |
| 46 | Irina-Camelia Begu | 1568 | -7 | -9 |
| 47 | Sorana Cirstea | 1560 | -2 | 0 |
| 48 | Mirjana Lucic-Baroni | 1556 | -2 | 0 |
| 49 | Shelby Rogers | 1553 | -1 | 0 |
| 50 | Heather Watson | 1550 | 0 | 0 |
| 51 | Lara Arruabarrena | 1549 | 0 | 0 |
| 52 | Carina Witthoft | 1546 | -5 | -8 |
| 53 | Kristyna Pliskova | 1537 | -1 | -4 |
| 54 | Alize Cornet | 1536 | -1 | 0 |
| 55 | Marketa Vondrousova | 1533 | -1 | 0 |
| 56 | Yulia Putintseva | 1532 | -1 | 0 |
| 57 | Sara Errani | 1531 | 0 | 2 |
| 58 | Wang Qiang | 1527 | 0 | -2 |
| 59 | Eugenie Bouchard | 1527 | 1 | 0 |
| 60 | Sabine Lisicki | 1526 | 1 | 0 |
| 61 | Kirsten Flipkens | 1526 | 1 | 0 |
| 62 | Mona Barthel | 1525 | -3 | -3 |
| 63 | Monica Niculescu | 1525 | 0 | 0 |
| 64 | Anna-Lena Friedsam | 1525 | 0 | 0 |
| 65 | Roberta Vinci | 1523 | 0 | 0 |
| 66 | Johanna Larsson | 1521 | -10 | -10 |
| 67 | Barbora Krejcikova | 1516 | NEW | 15 |
| 68 | Aliaksandra Sasnovich | 1512 | 0 | 0 |
| 69 | Margarita Gasparyan | 1511 | 0 | 0 |
| 70 | Tereza Martincova | 1510 | 1 | 2 |
| 71 | Tsvetana Pironkova | 1508 | -1 | 0 |
| 72 | Varvara Lepchenko | 1506 | 0 | 0 |
| 73 | Francesca Schiavone | 1506 | 0 | 0 |
| 74 | Nao Hibino | 1506 | 30 | 34 |
| 75 | Zhang Shuai | 1505 | -8 | -12 |
| 76 | Natalia Vikhlyantseva | 1505 | -2 | 0 |
| 77 | Veronica Cepede Royg | 1502 | -2 | 0 |
| 78 | Bethanie Mattek-Sands | 1502 | -2 | 0 |
| 79 | Julia Boserup | 1501 | -2 | 0 |
| 80 | Yaroslava Shvedova | 1501 | -2 | 0 |
| 81 | Christina McHale | 1501 | -2 | 0 |
| 82 | Donna Vekic | 1501 | -2 | 0 |
| 83 | Han Xinyun | 1500 | 17 | 23 |
| 84 | Yanina Wickmayer | 1499 | -3 | 0 |
| 85 | Viktorija Golubic | 1499 | 3 | 6 |
| 86 | Denisa Allertova | 1497 | -4 | 0 |
| 87 | Belinda Bencic | 1497 | -4 | 0 |
| 88 | Oceane Dodin | 1496 | -4 | 0 |
| 89 | Jelena Jankovic | 1496 | -4 | 0 |
| 90 | Madison Brengle | 1495 | -4 | 0 |
| 91 | Sara Sorribes Tormo | 1494 | -4 | 0 |
| 92 | Petra Martic | 1493 | -3 | 0 |
| 93 | Vania King | 1492 | -3 | 0 |
| 94 | Karin Knapp | 1491 | -3 | 0 |
| 95 | Misaki Doi | 1489 | -2 | 0 |
| 96 | Hseih Su-Wei | 1489 | -1 | 9 |
| 97 | Mariana Duque Marino | 1487 | -3 | 0 |
| 98 | Duan Yingying | 1479 | -6 | -11 |
| 99 | Ons Jabeur | 1479 | -2 | 0 |
| 100 | Ana Bogdan | 1479 | -2 | 0 |
| 101 | Magda Linette | 1478 | -2 | 0 |
| 102 | Timea Babos | 1477 | -1 | 0 |
| 103 | Pauline Parmentier | 1476 | -7 | -4 |
| 104 | Wang Yafan | 1476 | 19 | 22 |
| 105 | Zhu Lin | 1474 | 12 | 15 |
| 106 | Ajla Tomljanovic | 1473 | -3 | 0 |
| 107 | Andrea Petkovic | 1471 | -1 | 0 |
| 108 | Sachia Vickery | 1470 | -1 | 0 |
| 109 | Samantha Crawford | 1469 | -1 | 0 |
| 110 | Richel Hogenkamp | 1468 | -1 | 0 |
| 111 | Kristina Kucova | 1468 | -1 | 0 |
| 112 | Bojana Jovanovski | 1464 | 1 | 0 |
| 113 | Maria Sakkari | 1464 | 1 | 0 |
| 114 | Risa Ozaki | 1463 | -12 | -10 |
| 115 | Lucie Hradecka | 1463 | 0 | 0 |
| 116 | Ekaterina Alexandrova | 1462 | -11 | -10 |
| 117 | Zhang Kailin | 1462 | NEW | -10 |
| 118 | Rebecca Peterson | 1461 | NEW | -9 |
| 119 | Irina Khromacheva | 1460 | -3 | 0 |
| 120 | Urszula Radwanska | 1459 | -2 | 0 |
| 121 | Elizaveta Kulichkova | 1459 | 1 | 4 |
| 122 | Jana Cepelova | 1458 | -3 | 0 |
| 123 | Kateryna Kozlova | 1458 | 14 | 22 |
| 124 | Patricia Maria Tig | 1456 | -13 | -10 |
| 125 | Zarina Diyas | 1456 | -13 | -9 |
| 126 | Kateryna Bondarenko | 1456 | -6 | 0 |
| 127 | Naomi Broady | 1456 | -6 | 0 |
| 128 | Chang Kai-Chen | 1455 | 1 | 2 |
| 129 | Cagla Buyukakcay | 1454 | -5 | 0 |
| 130 | Jennifer Brady | 1454 | -5 | 0 |
| 131 | Tamira Paszek | 1453 | -3 | 0 |
| 132 | Anna Karolina Schmiedlova | 1449 | -2 | 0 |
| 133 | Kurumi Nara | 1447 | -6 | -6 |
| 134 | Evgeniya Rodina | 1445 | -3 | 0 |
| 135 | Annika Beck | 1444 | -9 | -9 |
| 136 | Louisa Chirico | 1443 | -4 | 0 |
| 137 | Alexandra Dulgheru | 1441 | -4 | 0 |
| 138 | Polona Hercog | 1439 | -4 | 0 |
| 139 | Irina Falconi | 1439 | -4 | 0 |
| 140 | Miyu Kato | 1439 | NEW | -10 |
| 141 | Alison Van Uytvanck | 1438 | -5 | 0 |
| 142 | Elitsa Kostova | 1431 | -4 | 0 |
| 143 | Anna Tatishvili | 1430 | -4 | 0 |
| 144 | Tatjana Maria | 1430 | -4 | 0 |
| 145 | Mandy Minella | 1427 | -4 | 0 |
| 146 | Nicole Gibbs | 1427 | -4 | 0 |
| 147 | Marina Erakovic | 1423 | -4 | 0 |
| 148 | Tereza Smitkova | 1422 | -4 | 0 |
| 149 | Aleksandra Krunic | 1421 | 3 | 19 |
| 150 | Danka Kovinic | 1419 | -4 | 0 |
| 151 | Stefanie Vogele | 1413 | -4 | 0 |
| 152 | Zheng Saisai | 1410 | -7 | -9 |
| 153 | Laura Robson | 1410 | -5 | 0 |
| 154 | Teliana Pereira | 1409 | -5 | 0 |
| 155 | Andreea Mitu | 1407 | -5 | 0 |
| 156 | Olga Govortsova | 1404 | -5 | 0 |
| 157 | Maryna Zanevska | 1399 | -4 | 0 |
| 158 | Silvia Soler Espinosa | 1390 | -4 | 0 |
