Uganda’s Jacob Kiplimo smashed the world half marathon record with a blistering time of 56 minutes and 42 seconds, shaving 48 seconds off the previous record.

Kiplimo finished the race with a time of 56:42 and smashed the previous world record by 48 seconds, the biggest ever single improvement on the men’s half marathon world record. Prior to Kiplimo’s incredible run, Ethiopian athlete Yomif Kejelcha held the record with a time of 57:30.

The half marathon world record now begins with a 56. Jacob Kiplimo of Uganda took a whopping 48 seconds off the previous record Sunday morning at the 2025 Barcelona Half Marathon, clocking 56:42 to become the first man to ever break 57 minutes.

Jacob Kiplimo set a stunning world half marathon record of 56:42 at the eDreams Mitja Marató Barcelona by Brooks

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Ugandan Jacob Kiplimo sets a men's half-marathon world record and also becomes the first runner to go under 57 minutes.

Uganda's Jacob Kiplimo broke the world half marathon record with a time of 56 minutes and 41 seconds in Barcelona on Sunday, 49 seconds faster than the previous mark set by Ethiopia's Yomif Kejelcha in October.

Uganda's Jacob Kiplimo made the most of perfect conditions in Barcelona to take 48 seconds off the previous world record, the largest jump in history.

Uganda's Jacob Kiplimo set a new world half marathon record in Barcelona with a time of 56:41, surpassing the previous record by 49 seconds. He described the race conditions as perfect and was amazed by his performance.

Uganda’s Jacob Kiplimo made history on Sunday, becoming the first man to break the 57-minute barrier in the half-marathon. At the eDreams Mitja Marató Barcelona, Kiplimo clocked 56:42, shattering Ethiopian runner Yomif Kejelcha‘s previous world record of 57:30,

Dubai: Jacob Kiplimo of Uganda has become the first person to run a half marathon in under 57 minutes after shattering the world record by 48 seconds in Barcelona at the weekend. Kiplimo, 24, ran the race in 56 minutes and 42 seconds,