Sanyaku Ranks Following the 2018 US Open

Men

Career rank 1/	East	Current Rank	West	Career rank 1/
High Sanyaku (Senior Champion Ranks)
Dai-Y	Novak Djokovic	Y1	Rafael Nadal	Dai-Y
Dai-Y	Roger Federer	Y2	-	-
O	Marin Cilic	O	Juan Martin del Potro	O
Lower Sanyaku (Junior Champion Ranks)
S	Dominic Thiem	S1	John Isner	S
S	Kei Nishikori	S2	-	-
S	Kevin Anderson	K	-	-

Women

Career rank 1/	East	Current Rank	West	Career rank 1/
High Sanyaku (Senior Champion Ranks)
Dai-Y	Serena Williams	Y	-	-
O	Madison Keys	O1	Sloane Stephens	O
O	Angelique Kerber (k)	O2	-	-
Lower Sanyaku (Junior Champion Ranks)
O	Karolina Pliskova	S1	Simona Halep (o)	O
O	Garbine Muguruza (o)	S2	Naomi Osaka	S
O	Jelena Ostapenko	K	Anastasija Sevastova	K

1/ Highest sanyaku rank achieved in a player's career
Inactive Yokozuna: Andy Murray, Venus Williams, Maria Sharapova
(k): kadoban Ozeki
(o): Sekiwake-Ozeki