The men's race at the TCS London Marathon on April 26 shapes up as the must-watch event of the spring marathon season. Sabastian Sawe, whose 2:02:05 personal best makes him the fastest active marathoner in the field, leads a cast that includes half marathon world record holder Jacob Kiplimo, making his assault on the 26.2-mile distance look increasingly inevitable.

Kiplimo's 57:20 half marathon world record in Lisbon earlier this year was a statement of intent. The Ugandan has been building toward the marathon with the patience and precision that defined his rise through cross country and the half marathon. London's flat, fast course provides the ideal stage for a debut that could shake up the marathon landscape — though the jump from half marathon excellence to marathon greatness is never guaranteed, as history has repeatedly shown.

The emotional heart of the race belongs to Eliud Kipchoge. The Kenyan legend, whose 2:01:09 marathon record (since broken) redefined what seemed possible in the event, is widely expected to use London as his farewell to World Marathon Majors racing. At 41, Kipchoge's recent results have not matched his historic peaks, but his presence on the start line still commands a respect that transcends finishing times. A strong performance would be a fitting coda to the greatest marathon career of all time.

The depth beyond the headline names is remarkable. London has attracted a record 1.1 million applications for 2026, and the elite field reflects that global enthusiasm. With the women's race featuring Assefa and Jepchirchir on the same day, the April 26 London Marathon may well produce the single greatest day of marathon racing the sport has ever seen.