| Round of 16 |  | | 1 | Sheila James (1) | San Bernardino, CA |  |  | | 2 | Bye | |  | | 3 | Irene Chen | Chino Hills, CA |  |  | | 4 | Bye | |  | | 5 | Monica Golbranson | Pasadena, CA |  |  | | 6 | Bye | |  | | 7 | Mariel Bautista | Baldwin Park, CA |  |  | | 8 | Bye | |  | | 9 | Alexis Mariano | Apple Valley, CA |  |  | | 10 | Briana Bowers | Helendale, CA |  | | 11 | Bye | |  |  | | 12 | Lauren Chang | San Marino, CA |  | | 13 | Bye | |  |  | | 14 | Abinaya Thenappan | Cerritos, CA |  | | 15 | Bye | |  |  | | 16 | Mariel Ante (2) | Riverside, CA |  | | | Quarterfinals |  | | S. James (1) |  |  | | | | I. Chen |  | | | | M. Golbranson |  |  | | | | M. Bautista |  | | | | A. Mariano |  |  | | 2-6; 6-3; 6-3 | | L. Chang |  | | | | A. Thenappan |  |  | | | | M. Ante (2) |  | | | | | Semifinals |  | | S. James (1) |  |  | | 6-4; 6-1 | | M. Bautista |  | | 7-5; 6-0 | | A. Mariano |  |  | | Wo (emerg) | | M. Ante (2) |  | | 6-2; 6-0 | | | Finals |  | | M. Bautista |  |  | | 6-4; 6-1 | | M. Bautista |  | | 6-4; 6-3 | | M. Ante (2) |  | | 6-3; 6-0 | |