CAREER BESTS
| Event | Time | Date | Site/Opponent |
| 50 Free | 25.21 | 2/9/14 | Ohio State Invite |
| 100 Free | 54.15 | 2/8/14 | Ohio State Invite |
| 200 Free | 1:58.80 | 2/9/14 | Ohio State Invite |
2013-14 (Sophomore Year)
Appeared in four meets, seeing the most action in the 50 free and the 100 free ... Set a personal best mark in the 50 free at the Ohio State Invite (2/9), touching the wall in 25.21 ... Clocked in at 54.15, a career-best, in the 100-yard freestyle at the Ohio State Invite (2/8) ... Saw her only 200 free competition of the season in the same meet, putting up the top time of her career (1:58.80).
2012-13 (Freshman Year)
Competed in three meets during the season ... Posted a season-best time of 26.51 in the 50 free in a dual meet with Towson (2/2) ... Touched the wall in a personal-best 54.58 in the 100 free at the Ohio State Invite (2/9) ... Recorded a personal-best time of 2:03.43 in the 200 free versus Navy (1/26).
Prep
Lettered all four years at Jamestown High School for head coach Tim Anderson ... Was selected as team captain during her junior and senior seasons ... Earned team MVP as a senior ... Earned a place on the medal stand at the Erie County Interscholastic Conference Division II Championships during each of her final three seasons as a member of 400 freestyle relay team, winning the championship as a senior ... Swam for the Jamestown YMCA Jets and the Star Swim Club ... Was a multiple state qualifier during the club season.
Personal
Full name is Madison Lizabeth Nieves ... Born in Jacksonville, Ala. On May 20, 1994 ... Daughter of Ric Nieves and Marilyn Lehman ... Has one brother, Griffin, and one sister, Hayley.