2018-19: Finished sixth in 50 breast at TYR Invitational ... Also recorded a personal best in 100 IM (52.96) ... Finished fourth in 400 medley relay at Big Al Invitational ... Finished third in 100 breast at NU Quad Meet ... Academic All-Big Ten.

2017-18: Junior swimmer that ranked second on Northwestern's top times list in the 100 breast and third in the 200 breast ... Swam a career-best in the 50 free (21.32) and season-bests in the 100 breast (55.57) and 200 breast (2:04.38) at the Big Ten Championships (2.21-2.24) ... Finished 10th in the 50 breast and 200 breast, 11th in the 100 breast, and 15th in the 100 IM at the TYR Invitational (11.19) ... Took second in the 100 breast against UIC and UChicago (10.28), SMU (1.13) and Iowa (1.20) ... Came in sixth in the 100 breast in the quad-dual against SIU, Kentucky and Missouri (11.14).

2016-17: Swam NU top-times in the three breaststroke events ... Second at NU in the 100 breast and 200 breast and third in the 50 breast ... Finished 32nd in the 100 breast and 34th in the 200 breast at the Big Ten Championships ... Won the 100 breast against Eastern Michigan ... Academic All-Big Ten.

2015-16: Swam Northwestern's second-fastest 200 breast time of the season at the Big Ten Championships with a 2:02.73 ... Swam a 100 breast season-best time of 55.46 at the Big Ten Championships ... Competed for NU in the 200 and 400 medley relays.

High School: All-American in 2015 in the 100 breast, 200 medley relay and 400 free relay ... Won the 2015 PIAA State Championship in the 100 breast while placing fifth in the 200 IM and third in both the 200 medley and 400 free relays ... 2014 PIAA State finalist in the 200 and 500 freestyles ... 2013 PIAA State finalist and District 1 Champion in the 500 free ... Led North Penn to undefeated dual records in the 2013-14 and 2014-15, earning Division I championships both years while finishing fourth as a team at the 2015 PIAA State meet ... Current school record-holder in the 200 medley and 400 free relays ... Competed with the North Penn Aquatic Club from 2004-15, earning club records in the 100 breast, 200 IM, 200 free and 200 medley relay ... Qualified for Junior Nationals in 2014 in the 100 breast ... Winner of the Coach Gabi Award in 2008-09 and the Frank W. Bartle Memorial Award from 2012-14 ... Also a standout in water polo, was named third-team All-Conference in 2015 while earning the Outstanding Sophomore Athlete award in 2013 ... North Penn water polo finished as the state runner-up in 2014 ... National Honor Society member ... Board member for the North Penn Strategic Planning Committee.

Personal: Born Athanasios Kountroubis ... Son of Tinos and Jane Kountroubis ... High school and club teammate of fellow Wildcat swimmer Jack Morris ... Board member of Sarantaporo.gr, a nonprofit organization initiating the expansion of Internet access to remote villages of Greece ... Chose Northwestern over Duke, Texas A&M and Penn State ... Majoring in Economics, certificate in Entrepreneurship.

KOUNTROUBIS' CAREER BESTS