Sean Sullivan

Personal Bests

Best times from available individual swims and official relay lead-offs. Career coverage may be incomplete. Select an event to show its progression.

100 Backstroke

2021 Speedo Summer Championships — East · Greensboro, NC · Meet 3–7 Aug 2021

—59.91

200 Backstroke

2021 Speedo Summer Championships — East · Greensboro, NC · Meet 3–7 Aug 2021

—2:08.45

200 Breaststroke

2011 Speedo Junior National Championships — Swimming · Meet 8–12 Aug 2011

—2:25.32

50 Butterfly

2026 Australian Swimming Trials · Meet 8–13 Jun 2026

—25.58

100 Butterfly

2026 Australian Swimming Trials · Meet 8–13 Jun 2026

—56.66

200 Butterfly

2011 Speedo Junior National Championships — Swimming · Meet 8–12 Aug 2011

—2:07.18

2024 U.S. Olympic Team Trials — Swimming · Lucas Oil Stadium, Indianapolis, IN · Meet 15–23 Jun 2024

—2:01.87

400 IM

2011 Speedo Junior National Championships — Swimming · Meet 8–12 Aug 2011

—4:36.27

All Results 29 swims · 8 meets

Meet dates describe the competition. Race dates are shown per swim where available.

2026 Australian Swimming Trials · Meet 8–13 Jun 2026

50 Butterfly LCM

—Heat7125.58

100 Butterfly LCM

—Heat5456.66

2024 U.S. Olympic Team Trials — Swimming · Lucas Oil Stadium, Indianapolis, IN · Meet 15–23 Jun 2024

200 IM LCM

—Heat362:01.87

2023 Phillips 66 National Championships — Swimming · Indianapolis, IN · Meet 27 Jun–1 Jul 2023

200 IM LCM

—Heat402:03.84

2022 East Speedo Winter Junior Championships · Meet 7–10 Dec 2022

50 Freestyle SCY

—Heat2520.47

100 Backstroke SCY

—Heat1648.23

100 Backstroke SCY

—Consolation Final850.27

200 Freestyle SCY

—Final71:36.23

200 Freestyle SCY

—Heat71:36.24

200 Backstroke SCY

—Final71:44.14

200 Backstroke SCY

—Heat71:44.15

200 IM SCY

—Final61:45.71

200 IM SCY

—Heat71:46.49

2022 FINA Swimming World Cup · Indianapolis · Meet 3–5 Nov 2022

50 Freestyle SCM

—Heat—DNS

100 Freestyle SCM

—Heat—DNS

100 Backstroke SCM

—Heat—DNS

2021 East Speedo Winter Junior Championships · Meet 8–11 Dec 2021

100 Freestyle SCY

—Heat4845.80

100 Backstroke SCY

—Heat2348.65

100 Backstroke SCY

—Bonus Final848.74

200 Backstroke SCY

—Heat211:46.63

200 Backstroke SCY

—Bonus Final41:46.71

200 IM SCY

—Heat471:51.20

2021 Speedo Summer Championships — East · Greensboro, NC · Meet 3–7 Aug 2021

100 Backstroke LCM

—Heat5059.91

200 Backstroke LCM

—Heat302:08.45

200 Backstroke LCM

—Consolation Final 3—DQ

2011 Speedo Junior National Championships — Swimming · Meet 8–12 Aug 2011

200 Butterfly LCM

—Heat822:07.18

200 IM LCM

—Heat1272:12.02

200 Breaststroke LCM

—Heat742:25.32

400 IM LCM

—Heat714:36.27