| Round of 32 |  | | 1 | Mattea Kilstofte | Santa Barbara, CA |  |  | | 2 | Bye | |  | | 3 | Katsiaryna Semashka | Ojai, CA |  |  | | 4 | Martina Bocchi | Beverly Hills, CA |  | | 5 | Hailey Deboer | Santa Barbara, CA |  |  | | 6 | Bye | |  | | 7 | Antje Worring | Westlake Vlg, CA |  |  | | 8 | Ursi Eisinger | Carmel Valley, CA |  | | 9 | Madison Hale | Santa Barbara, CA |  |  | | 10 | Bye | |  | | 11 | Annette Goulak | Oak Park, CA |  |  | | 12 | Katrina De Guzman | Canyon Country, CA |  | | 13 | Natalie Davis | Oxnard, CA |  |  | | 14 | Rebecca Woolf | Encino, CA |  | | 15 | Tyler Bunderson | Buellton, CA |  |  | | 16 | Dylan Folsom | Lake Sherwood, CA |  | | 17 | Jacey Katch | Thousand Oaks, CA |  |  | | 18 | Regina Pitts | Los Angeles, CA |  | | 19 | Bye | |  |  | | 20 | Micheline Aubuchon | Santa Monica, CA |  | | 21 | Yu Mu | Ojai, CA |  |  | | 22 | Gina Ahmar | Beverly Hills, CA |  | | 23 | Bye | |  |  | | 24 | Proyfon Lohaphaisan | Santa Clarita, CA |  | | 25 | Belle Giang | Canoga Park, CA |  |  | | 26 | Dominique Derse | Camarillo, CA |  | | 27 | Cassie McKenzie | Glendale, CA |  |  | | 28 | Meredy Gharabegi | Burbank, CA |  | | 29 | Tess Houseman | Agoura, CA |  |  | | 30 | Whitney Mathews | Cupertino, CA |  | | 31 | Bye | |  |  | | 32 | Audrey Mayer | Somis, CA |  | | | Round of 16 |  | | M. Kilstofte |  |  | | | | M. Bocchi |  | | Wd (emerg) | | H. Deboer |  |  | | | | U. Eisinger |  | | 3-6; 6-3; 10-8 | | M. Hale |  |  | | | | A. Goulak |  | | 6-0; 6-1 | | R. Woolf |  |  | | 6-0; 6-2 | | D. Folsom |  | | 6-2; 6-0 | | R. Pitts |  |  | | 6-1; 6-2 | | M. Aubuchon |  | | | | Y. Mu |  |  | | Wo (inj) | | P. Lohaphaisan |  | | | | D. Derse |  |  | | 6-0; 6-0 | | C. McKenzie |  | | 6-3; 6-2 | | W. Mathews |  |  | | 6-2; 6-0 | | A. Mayer |  | | | | | Quarterfinals |  | | M. Kilstofte |  |  | | 6-0; 6-2 | | U. Eisinger |  | | 6-3; 6-3 | | A. Goulak |  |  | | 6-2; 6-2 | | R. Woolf |  | | 6-1; 6-0 | | R. Pitts |  |  | | 7-5; 6-4 | | P. Lohaphaisan |  | | 6-1; 6-2 | | C. McKenzie |  |  | | 6-1; 6-1 | | A. Mayer |  | | 6-1; 6-1 | | | |