Select: ALL A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
| Name | Membership | USCF# | ICA-Exp |
| Laqui, Hanz | Regular | 16364600 | 2025-10-31 |
| Lavanur, Mahendra | Scholastic | 16971170 | 2026-06-08 |
| Lee, Justin | Scholastic | 16713783 | 2025-08-03 |
| Li, Aiden | Scholastic | 30387428 | 2025-11-30 |
| Li, Tanqi | Scholastic | 30381740 | 2025-08-31 |
| Lobraco, Michael | Patron | 12625231 | 2025-05-31 |
| Lonoff, Marc | Honorary | 10015154 | 2030-12-31 |
| Lovett, Grant | Regular | 31472292 | 2025-09-01 |
Memberships expiring on or after: 2025-01-01