Aleksandr Sorokin

Aleksandr Sorokin kayaked and canoed for Lithuanian teams until a shoulder injury at aged 25. He later began running in 2013, at the age of 31, to lose weight (he was 100 kg). He quickly demonstrated exceptional qualities in ultra distance running and took part in his first 100 kilometres race in 2013.^[1][5][6]

In 2015, he set the Lithuanian records for 100 km (6:50:34) and 24 hours (242.189 km) at the respective World Championships.

In 2017, Sorokin won the prestigious Spartathlon in Greece, becoming the 35th winner and the third-fastest athlete in this race.^[7][8]

In 2019 at the IAU 24 Hour World Championship held in Albi, France, he had his breakthrough performance, breaking the championship record with a distance of 278.972 kilometres.^[1]

On 24 April 2021, he set both the 100-mile and the 12-hour world records during the Centurion Running Track 100 Mile in England (official record ratifiable splits are also taken there at the 50 km, 50-mile, 100 km, 6 hrs and 12 hrs en route). His 100-mile (160.934 kilometers) world record was a time of 11:14:56, and his 12-hour world record was a distance of 105.825 miles/170.309 kilometers. Sorokin kept overall pace for the 12 hours of running at a 6:48 minutes per mile (4:14 per kilometer). Later that year on 29 August, he broke Yiannis Kouros' 24-hour world record of 303.3 km, set in 1997. He covered 309.4 km with an average pace of 4:39 per kilometer in Pabianice, Poland.^[9][10]

At the Spartanion race in Tel Aviv, Israel on 6 January 2022, the 40-year-old bested his own two records in one run and became the first runner to break the 11-hour barrier for 100 miles as he covered the distance (161 km) in 10 hours, 51 minutes and 39 seconds, and then continued on and broke a second record – the furthest distance run in 12 hours, at 111.24 miles.^[11][12] On 23 April at the Centurion Running Track 100 Mile, he set a new world record for the 100 kilometres with a time of 6:05:41.^[13][5] On 18 September, Sorokin bettered his own 24-hour record by more than 10 kilometers at the IAU European 24 Hour Championships staged in Verona, Italy. He achieved a distance of 319.614 kilometres which is only 1.5 miles short of 200 miles, and averaged a 4:30/km (7:15/mile) pace over 24 hours (he began with 3:55–3:58/km pace and managed to finish with a 5:05–5:10/km pace).^[1]

As of 2026, he works at the City of Mesa in Arizona, USA, where he trains daily for future ultramarathons.