SIAN O'SULLIVAN (SR-4)

SOUTH DAKOTA ST.

College Bests

60 100
11.87 (4.5)
200  

Summit League Indoor Championship    Feb 27-28, 2026
60 7.59 9th (P)
200 24.70 9th (P)
SDSU Last Chance    Feb 20, 2026
60 7.58 1st (P)
60 7.55 1st (F)
SDSU Indoor Classic    Feb 13-14, 2026
200 24.70 4th (F)
50th Frank Sevigne Husker Invitational    Feb 6- 7, 2026
60 7.57 8th (P)
60 7.59 6th (F)
Jim Emmerich Alumni Meet    Jan 24, 2026
60 7.56 1st (P)
60 7.56 2nd (F)
200 24.89 6th (F)
USD Alumni Meet    Jan 17, 2026
60 7.62 2nd (P)
60 7.63 2nd (F)
SDSU Holiday Open    Dec 5, 2025
60 7.60 2nd (P)
60 7.63 4th (F)
200 25.13 1st (F)
The Summit League Outdoor T&F championships    May 15, 2025
100 12.04 (2.5) 15th (F)
200 24.98 (-0.7) 20th (P)
4x100 45.93 4th (F)
USD Twilight    May 9, 2025
100 12.06 (1.8) 5th (P)
Steve Scott Invite    May 2, 2025
100 12.07 (0.8) 14th (F)
200 25.18 (0.1) 26th (F)
4x100 45.84 4th (F)
Drake Relays    Apr 23, 2025
4x200 1:39.73 5th (F)
SMR 3:58.55 8th (F)
Beach Invite    Apr 17-18, 2025
200 25.13 (-2.3) 23rd (F)
4x100 45.88 4th (F)
Pacific Coast Intercollegiate    Apr 17, 2025
100 11.89 (1.4) 10th (F)
South Dakota Challenge    Apr 11-12, 2025
100 11.87 (4.5) 5th (F)
4x100 46.39 1st (F)
Summit League Indoor Track & Field Championships    Feb 28-Mar 1, 2025
60 7.61 6th (P)
60 7.66 7th (F)
200 25.01 13th (P)
SDSU Last Chance    Feb 21, 2025
60 7.61 4th (P)
60 7.62 4th (F)
SDSU Indoor Classic    Feb 14-15, 2025
60 7.67 3rd (P)
60 7.65 4th (F)
200 24.95 1st (F)
Iowa State Classic    Feb 8, 2025
60 7.66 6th (P)
60 7.72 6th (F)
200 25.34 12th (F)
SDSU D2/NAIA Open    Jan 31-Feb 1, 2025
60 7.67 5th (P)
60 7.71 5th (F)
200 25.43 7th (F)
Dakota Alumni Classic    Dec 13-14, 2024
60 7.67 2nd (P)
60 7.61 3rd (F)
SDSU Holiday Open and Multi    Dec 6- 7, 2024
60 7.61 2nd (P)
60 7.64 4th (F)
200 25.32 4th (F)
60 Meters (Indoor)
Top↑
Summit League Indoor Championship Feb 27-28, 2026
SDSU Last Chance Feb 20, 2026
SDSU Last Chance Feb 20, 2026
50th Frank Sevigne Husker Invitational Feb 6- 7, 2026
50th Frank Sevigne Husker Invitational Feb 6- 7, 2026
Jim Emmerich Alumni Meet Jan 24, 2026
Jim Emmerich Alumni Meet Jan 24, 2026
USD Alumni Meet Jan 17, 2026
USD Alumni Meet Jan 17, 2026
SDSU Holiday Open Dec 5, 2025
SDSU Holiday Open Dec 5, 2025
Summit League Indoor Track & Field Championships Feb 28-Mar 1, 2025
Summit League Indoor Track & Field Championships Feb 28-Mar 1, 2025
SDSU Last Chance Feb 21, 2025
SDSU Last Chance Feb 21, 2025
SDSU Indoor Classic Feb 14-15, 2025
SDSU Indoor Classic Feb 14-15, 2025
Iowa State Classic Feb 8, 2025
Iowa State Classic Feb 8, 2025
SDSU D2/NAIA Open Jan 31-Feb 1, 2025
SDSU D2/NAIA Open Jan 31-Feb 1, 2025
Dakota Alumni Classic Dec 13-14, 2024
Dakota Alumni Classic Dec 13-14, 2024
SDSU Holiday Open and Multi Dec 6- 7, 2024
SDSU Holiday Open and Multi Dec 6- 7, 2024
100 Meters (Outdoor)
Top↑
12.04 (2.5)
The Summit League Outdoor T&F championships May 15, 2025
12.06 (1.8)
USD Twilight May 9, 2025
12.07 (0.8)
Steve Scott Invite May 2, 2025
11.89 (1.4)
Pacific Coast Intercollegiate Apr 17, 2025
11.87 (4.5)
South Dakota Challenge Apr 11-12, 2025
200 Meters (Outdoor)
Top↑
24.98 (-0.7)
The Summit League Outdoor T&F championships May 15, 2025
25.18 (0.1)
Steve Scott Invite May 2, 2025
25.13 (-2.3)
Beach Invite Apr 17-18, 2025
200 Meters (Indoor)
Top↑
Summit League Indoor Championship Feb 27-28, 2026
SDSU Indoor Classic Feb 13-14, 2026
Jim Emmerich Alumni Meet Jan 24, 2026
SDSU Holiday Open Dec 5, 2025
Summit League Indoor Track & Field Championships Feb 28-Mar 1, 2025
SDSU Indoor Classic Feb 14-15, 2025
Iowa State Classic Feb 8, 2025
SDSU D2/NAIA Open Jan 31-Feb 1, 2025
SDSU Holiday Open and Multi Dec 6- 7, 2024
4 x 100 Relay (Outdoor)
Top↑
The Summit League Outdoor T&F championships May 15, 2025
Steve Scott Invite May 2, 2025
Beach Invite Apr 17-18, 2025
South Dakota Challenge Apr 11-12, 2025
4 x 200 Relay (Outdoor)
Top↑
Drake Relays Apr 23, 2025
Sprint Medley Relay (Outdoor)
Top↑
Drake Relays Apr 23, 2025

2026 Indoors

60 Meters
Summit League Indoor Championship February 27-28, 2026
SDSU Last Chance February 20, 2026
SDSU Last Chance February 20, 2026
50th Frank Sevigne Husker Invitational February 6- 7, 2026
50th Frank Sevigne Husker Invitational February 6- 7, 2026
Jim Emmerich Alumni Meet January 24, 2026
Jim Emmerich Alumni Meet January 24, 2026
USD Alumni Meet January 17, 2026
USD Alumni Meet January 17, 2026
200 Meters
Summit League Indoor Championship February 27-28, 2026
SDSU Indoor Classic February 13-14, 2026
Jim Emmerich Alumni Meet January 24, 2026

2025 Indoors

60 Meters
SDSU Holiday Open December 5, 2025
SDSU Holiday Open December 5, 2025
Summit League Indoor Track & Field Championships February 28-March 1, 2025
Summit League Indoor Track & Field Championships February 28-March 1, 2025
SDSU Last Chance February 21, 2025
SDSU Last Chance February 21, 2025
SDSU Indoor Classic February 14-15, 2025
SDSU Indoor Classic February 14-15, 2025
Iowa State Classic February 8, 2025
Iowa State Classic February 8, 2025
SDSU D2/NAIA Open January 31-February 1, 2025
SDSU D2/NAIA Open January 31-February 1, 2025
200 Meters
SDSU Holiday Open December 5, 2025
Summit League Indoor Track & Field Championships February 28-March 1, 2025
SDSU Indoor Classic February 14-15, 2025
Iowa State Classic February 8, 2025
SDSU D2/NAIA Open January 31-February 1, 2025

2025 Outdoors

100 Meters
12.04 (2.5)
The Summit League Outdoor T&F championships May 15, 2025
12.06 (1.8)
USD Twilight May 9, 2025
12.07 (0.8)
Steve Scott Invite May 2, 2025
11.89 (1.4)
Pacific Coast Intercollegiate April 17, 2025
11.87 (4.5)
South Dakota Challenge April 11-12, 2025
200 Meters
24.98 (-0.7)
The Summit League Outdoor T&F championships May 15, 2025
25.18 (0.1)
Steve Scott Invite May 2, 2025
25.13 (-2.3)
Beach Invite April 17-18, 2025
4 x 100 Relay
The Summit League Outdoor T&F championships May 15, 2025
Steve Scott Invite May 2, 2025
Beach Invite April 17-18, 2025
South Dakota Challenge April 11-12, 2025
4 x 200 Relay
Drake Relays April 23, 2025
Sprint Medley Relay
Drake Relays April 23, 2025

2024 Indoors

60 Meters
Dakota Alumni Classic December 13-14, 2024
Dakota Alumni Classic December 13-14, 2024
SDSU Holiday Open and Multi December 6- 7, 2024
SDSU Holiday Open and Multi December 6- 7, 2024
200 Meters
SDSU Holiday Open and Multi December 6- 7, 2024
60 Meters (Indoors)
2026  
(Feb 20, 2026)
2025  
(Dec 5, 2025)
2024  
(Dec 13-14, 2024)
200 Meters (Indoors)
2026  
(Feb 27-28, 2026)
2025  
(Feb 14-15, 2025)
2024  
(Dec 6- 7, 2024)
100 Meters (Outdoors)
2025  
11.89 (1.4)
(Apr 17, 2025)
200 Meters (Outdoors)
2025  
24.98 (-0.7)