2011-12: Set a new program record and surpassed the NCAA provisional standard in the 200 medley relay at the 2012 ACC Championships, teaming with Megan McCarroll, Christine Wixted and Lauren Weaver to tie for fourth in the conference with a time of 1:40.55 ... also took 18th in the finals of the 100 fly, tapping the wall at 54.87 ... competed on the Blue Devils' 200 free relay which earned an NCAA 'B' cut and finished ninth overall at the conference meet (1:32.62) ... won the 100 back (57.51) and 100 fly (56.75) against ACC opponent North Carolina ... clocked 55.72 to finish third in the finals of the 100 back at the Nike Cup Invitational ... named to the ACC Academic Honor Roll for the fourth consecutive year.
2010-11: Ended the season at the ACC Championships, where she swam a personal-best 2:01.21 in the 200 fly to finish 17th ... that mark was also a program season-best in the 200 fly ... turned in a 16th-place showing in the 100 fly with a time of 55.30 while also cutting over four seconds off season-opening time ... recorded a 24.80 split to help the 200 medley relay place seventh at the conference meet ... won the 100 fly with a 57.60 clocking against South Carolina and Queens ... notched second-place finishes in the 100 fly against North Carolina and Virginia ... member of the 200 medley relay that grabbed first against South Carolina/Queens and NC State/Campbell ... named to the ACC Academic Honor Roll.
2009-10: Placed 23rd in the 100 fly at the ACC Championships with a time of 55.83 for her best performance of the season ... also grabbed two top-10 finishes at the ACCs in both the 200 medley relay and 200 free relay ... compiled three first-place finishes for the season and nine second-place finishes ... named to the ACC Academic Honor Roll.
2008-09: Competed at the ACC Championships in the 100 fly and 100 backstroke ... claimed 13th place at the ACCs in the 100 fly, posting a personal-best 54.65 in prelims and a 54.81 in finals ... finished 18th in the conference in the 100 back with a personal-best 55.53 ... tied the 50 free school record (23.45) out of the leadoff position in the 200 free relay which broke the school record in the same swim (1:31.96) ... set three additional school records as a member of relay teams at the ACC Championships ... swam butterfly in the 200 medley relay with Meghan Dwyer, Meredith Bannon and Shannon Beall, earning an NCAA 'B' standard and breaking the school record (1:40.63)... combined with the 400 medley team of Dwyer, Bannon and Beall to finish sixth in the conference with a school record and NCAA 'B' standard time of 3:40.97 ... wrapped up her ACC Championships debut by anchoring the record-setting 400 freestyle relay of Beall, Katie Magee and Kirstie Jeffrey (3:23.67) ... named to the ACC Academic Honor Roll.
Prep: All-America as a junior and senior ... Westchester-Putnam (Section 1) High School Swimmer of the Year as a senior ... set five personal records of 23.83 (50 free), 55.84 (100 fly), 58.50 (100 back), 2:09.09 (200 fly) and 2:03.49 (200 back) as a senior ... six-time letterwinner ... all-section and NYS Qualifier every year from 8th-12th grade ... state champion in the 50 free and 100 fly senior year ... six-time Empire State Games gold medalist ... Empire State Games record-holder ... NLSA Junior National Qualifier in seven events ... Spring Speedo National Qualifier ... Speedo Summer Junior National Qualifier ... U.S. Open qualifier ... member of the Math and National Honor Societies and High Honor Roll ... AP Scholar ... top five percent of class.
Personal: Born Stephanie Elizabeth Niessl on Oct. 22, 1990 in Bronxville, N.Y. ... daughter of Eduard and Hana Niessl ... has one brother, Christopher ... majoring in international comparative studies.
Duke Career Bests: 100 Back: 55.53 (2/20/2009) 100 Fly: 54.65 (2/20/2009) 200 Fly: 2:01.21 (2/19/2011)
In Duke's Record Books: 200 Free Relay: 1:31.96 (2/19/2009) 200 Medley Relay: 1:40.55 (2/15/2012)