|High School:||Kaunas Saule|
2017-18: Named GLIAC Co-Swimmer of the year after winning the 1000-yard freestyle and 500-yard freestyle at the GLIAC Championships. Set new school records in the 500 and 1000-yard freestyle. Earned Honorary All-American honors in the 500-yard freestyle.
2016-17: Dapkus highlighted the year with a 500-yard freestyle win with a time of 4:43.71 against the AU swim team. He also won the 175-yard freestyle against SVSU with a time of 1:30.10 and the 200-yard freestyle against GVSU/SVSU with a time of 1:43.36
2015-16: Finished third in the 500 freestyle at the GLIAC Championships (4:36.19). Member of the 800 freestyle relay that set a school record to finish in first place at the GLIAC Championships (6:44.17). Won the 1,650 freestyle setting a pool and school record at the Calvin College Invite (15:45.83).
High School: Earned Lithuanian and open water championships. Helped team win a Lithuania swimming title.
Personal: Son of Cezaris Dapkus and Zela Dapkuviene. Majoring in computer science.