Leylah Fernandez will have plenty of competition at the National Bank Open. Currently ranked No. 25 on the WTA Tour, Fernandez will be joined by world No. 1 and five-time Grand Slam champion Iga Swiatek, 2023 US Open singles and 2022 NBO doubles champion Coco Gauff, and back-to-back Australian Open champion Aryna Sabalenka in field that includes all top-10 players — and 43 of 44 overall.