CAREER BESTS
| Event | Time | Date | Site/Opponent |
| 50 Free | 24.05 | 11/4/16 | Michigan/Virginia |
| 100 Free | 50.36 | 11/20/16 | Ohio State Invite |
| 200 Free | 1:46.19 | 2/26/17 | Last Chance Qualifier |
| 500 Free | 4:49.13 | 2/16/17 | Big Ten Championship |
| 1000 Free | 10:29.97 | 10/31/14 | Villanova Dual |
| 200 Fly | 2:04.13 | 2/20/16 | Navy Dual |
2016-17 (Junior Year)
Competed in seven meets, including the Big Ten Championships, in the freestyle events ... Led the team in the 200 free (1:46.19) for the year, posting an NCAA B-cut time at the Last Chance Qualifier meet (2/26) to win the event … Posted a career best in the 500 free (4:49.13) at the Big Ten Championships … Earned a career best in the 100 free (50.36) at the Ohio State Invitational (11/20) to rank third on the team for the year … Posted a personal best in the 50 free (24.05) against Virginia and Michigan State (11/4) … Won the 200 free (1:50.94) against Towson … Won the 200 free (1:49.24) against Yale and Rutgers … Swept the 100 (51.27) and 200 (1:49.37) frees against Navy.
2015-16 (Sophomore Year)
Swam in the 200m Free at the 2016 U.S. Olympic Trials (2:05.02, 95th) and competed in three meets, including Big Ten Championships, for Penn State … Swam personal bests in the 200 free (1:48.75), 500 free (4:53.11) and 200 butterfly (2:04.13) at the Big Ten meet … Freestyle performances ranked in the top five on the team for the season.
2014-15 (Freshman Year)
Saw action in seven meets, including the Big Ten Championships, primarily in the freestyle events ... Competed in the 100, 200 and 500 frees at the conference meet, posting a season-best time in the 100 of 50.84 ... Swam season bests in the 200 (1:49.33) and 500 (4:57.18) at the Georgia Fall Invitational (12/5-7).
High School
Swam for Council Rock North High School and head coach Ted Schueller ... PIAA Class AAA Champion in the 200 freestyle in 2014 ... Finished third at the state championships in the 500 freestyle ... Garnered All-America status in the 200 and 500 freestyle ... School record holder in the 50, 100, 200 and 500 freestyle, as well as the 200 and 400 freestyle relays ... Bucks County Courier Times Swimmer of the Year three times ... Voted team MVP by her teammates all four seasons ... Also swam for the Eastern Express club team ... Was a Junior National qualifier in the 100 and 200 freestyle.
Personal
Full name is Tomlyn Elizabeth Dillione ... Born in Trenton, New Jersey on August 15, 1995 ... Parents are Mary Beth and Thomas Dillione ... Has two older sisters, Kate and Maggie ... Maggie swam for Case Western Reserve University and Kate swam for Brown ... Intends to major in information, science, and technology.