Elena Rybakina defeated Naomi Osaka 6-1, 6-4 in the fourth round of the 2026 US Open women’s singles.

Rybakina advanced after beating Yuliia Starodubtseva 7-6(6), 6-3 in the third round. Osaka reached the fourth round with a 6-3, 3-6, 7-5 win over Elise Mertens.

The loss eliminates Osaka from the 2026 US Open women’s singles draw.