Hilary Walker - IAU General Secretary
IAU Executive Council Member 2004 - present
- 2025 - 2029 IAU General Secretary
- 2021 - 2025 IAU General Secretary
- 2016 - 2021 IAU General Secretary
- 2012 - 2016 IAU General Secretary
- 2008 - 2012 IAU General Secretary
- 2004 - 2008 IAU General Secretary

Career:
- Retired Senior Civil Servant, Department of Health, UK.
- Last post – Deputy Director Emergency Planning Division and Head of Environmental Hazards.
- Previously – post-doctoral Radiation Biologist with UK Medical Research Council.
Athletics History:
- International GBR Ultradistance participation for IAU Championships from 1990 till 2000.
- Various World Best Performances 50M, 100M, 24H, 200M, 48H from 1988 till 1992 etc
- IAU European 100K Champion 1992, Silver Medallist 1993, 100 km PB 7:50H set in Winschoten, Netherlands
- IAU World 100k Championships Bronze medallist. 1989, Paris, France.
- Still active in triathlon and cycling competitions.
Athletics Administration/Official:
- GBR National Endurance Official/Referee 2000-
- World Athletics Road Race Technical Delegate 2018-
IAU Executive Council:
- IAU General Secretary 2004 - 2029.
- Member of various IAU Committees and Championships Arrangements.