The University Interscholastic League (UIL) offers the most comprehensive literary and academic competitive program in the nation. More than half a million students participate in UIL academic contests. The UIL Mathematics Team is a team of students who take a 40-minute test consisting of 60 objective-type multiple choice questions designed to test knowledge and understanding in the areas of algebra, geometry, trigonometry, math analysis, analytical geometry, pre-calculus, and elementary calculus. Students from O'Connor High School who have qualified for the UIL State Mathematics Team include:
| Name | School |
| Pong Tam |
O'Connor |
| Ruoheng Zhang |
O'Connor |
| Lingyi Zhang |
O'Connor |
| Susan Zhang |
O'Connor |
