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 |
| Hamilton, Mark | Regular | 12874655 | 2025-10-08 |
| Harrison, Eva | Regular | 14922272 | 2025-10-31 |
| Hazra, Adhyayan | Scholastic | 31751232 | 2025-04-30 |
| Heller, Jack | Scholastic | 15613715 | 2025-05-18 |
| Heller, Jack G. | Regular | 12471701 | 2025-07-31 |
| Higuchi, Hiroyuki | Regular | 15299750 | 2025-10-31 |
| Hosomizu, Kyle | Scholastic | 31681979 | 2025-07-31 |
| Huseen, Ali | Regular | 14196044 | 2025-11-30 |
Memberships expiring on or after: 2025-03-01