HG

Hidi Gaff

USAUSAWomen
Birth dateOct 4, 1980
Height-
Weight-

Hidi Gaff is a United States long-distance runner, born on October 4, 1980. She competes primarily in the Marathon and 25Kilometr.

Her personal bests include 2:51:59 in the Marathon and 1:39:05 in the 25Kilometr. She is currently active on the international athletics circuit, representing United States.

Key facts
Marathon
2:51:59
25 Kilometres Road
1:39:05
2025 season best
3:03:51
Aug 31, 2025 · Sydney (AUS)
2025 season best
Last competition
TCS Sydney Marathon Presented by ASICS, Sydney
Aug 31, 2025 · 3:03:51
TCS Sydney Marathon Presented by ASICS, Sydney
Age
45 years old

As of Sep 29, 2026: Marathon 2:51:59, 25 Kilometres Road 1:39:05, 2025 season best 3:03:51 (Aug 31, 2025, Sydney (AUS)) · Last competition: TCS Sydney Marathon Presented by ASICS, Sydney, Aug 31, 2025, 3:03:51 · 45 years old

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2025
25Kilometr
1:40:51-May 10, 2025
↓
Amway River Bank Run
2025
Marathon
3:03:51-Aug 31, 2025
↓
TCS Sydney Marathon Presented by ASICS, Sydney
2024
25Kilometr
1:39:13-May 11, 2024
↓
Amway River Bank Run
2024
Marathon
2:59:48-Oct 13, 2024
↓
Bank of America Chicago Marathon
2023
25Kilometr
1:39:05-May 13, 2023
↓
USA 25Km Road Running Championships
2023
Marathon
2:51:59-Oct 8, 2023
↓
Bank of America Chicago Marathon
2022
5Kilometre
18:22-Jun 11, 2022--
2022
10Kilometr
38:24-Jul 4, 2022--
2022
Marathon
2:59:55-Jun 18, 2022
↓
Duluth, MN (USA)

2025

2 performances
DisciplineResultWindDateCompetitions
Marathon
3:03:51-Aug 31TCS Sydney Marathon Presented by ASICS, Sydney
25Kilometr
1:40:51-May 10Amway River Bank Run

2024

2 performances
DisciplineResultWindDateCompetitions
Marathon
2:59:48-Oct 13Bank of America Chicago Marathon
25Kilometr
1:39:13-May 11Amway River Bank Run

2023

2 performances
DisciplineResultWindDateCompetitions
Marathon
2:51:59-Oct 8Bank of America Chicago Marathon
25Kilometr
1:39:05-May 13USA 25Km Road Running Championships

2022

3 performances
DisciplineResultWindDateCompetitions
10Kilometr
38:24-Jul 4WTOL River Run 10K, Toledo, OH
Marathon
2:59:55-Jun 18Grandma's Marathon, Duluth, MN
5Kilometre
18:22-Jun 11Brian Diemer Family of Races, Cutlerville, MI

Honours

No medals

FAQ

Frequently asked questions

What is Hidi Gaff's Marathon personal best?

Hidi Gaff's Marathon personal best is 2:51:59, set on Oct 8, 2023 in Chicago, IL (USA).

Which events does Hidi Gaff compete in?

Hidi Gaff competes in the Marathon and 25 Kilometres Road.

How did Hidi Gaff perform in 2025?

2025 season best: 3:03:51, set on Aug 31, 2025 in Sydney (AUS). Last competition: TCS Sydney Marathon Presented by ASICS, Sydney on Aug 31, 2025, 3:03:51.