Isaia Kipkoech Lasoi

In 2023, Lasoi won the Zwolle Half Marathon^[2] and placed second in the Venloop half marathon.

In 2024, Lasoi repeated as champion at the Zwolle Half Marathon as well as claiming bronze at the Ras Al Khaimah Half Marathon, the Berlin Half Marathon, the Copenhagen Half Marathon, and the Valencia Half Marathon.^[3]

In 2025, he reclaimed bronze at the Ras Al Khaimah Half Marathon^[4] and Copenhagen Half Marathon as well as entering the Prague Half Marathon^[5][6] and Boston Athletic Association Half Marathon for the first time and claiming silver and gold at each respectively.^[7]