2020-21 – Swam career-best in the 100 free (44.58) and 100 fly (47.85) at the Big Ten Championships… ranked second on team in both events… member of the record-setting 200-medley relay (1:25.06) that placed sixth and the team-leading 200-free relay (1:18.54) that was seventh at Big Tens… also scored individually, placing 22nd in 50 free (19.99).
High School — Chicago Catholic League Swimmer of the Year as a senior… three-time team MVP… 100 fly state runner-up as a senior… five-time state qualifier (100 fly three times, 100 back twice)… four-time state finalist (100 fly twice, 100 back twice)… five-time individual conference champion (100 back three times, 100 fly twice)… school record holder in 100 fly (48.86) and 100 back (50.60)… 100 fly conference record holder… two-time Scholastic All-American… high school coaches were Tony Cichowicz and Pat Cunningham.
Personal — Born June 5, 2002, in Evergreen Park, Illinois… son of Joe and JoDee Miller… has two older siblings, Corey and Shane… majoring in computer science.
Miller’s Collegiate Bests
| Event | Time | Meet | Date |
| 50 Free | 19.99 | at Big Ten Championships | 3/3/21 |
| 100 Free | 44.58 | at Big Ten Championships | 3/6/21 |
| 100 Fly | 47.87 | at Big Ten Championships | 3/4/21 |