When Fiona O'Keeffe won the 2024 US Olympic Marathon Trials with a debut time that announced her as a major talent, few could have predicted how quickly she would establish herself as America's most credible marathon contender in a generation. Now, heading to the 130th Boston Marathon on April 20, O'Keeffe carries the hopes of American distance running on a course that has historically rewarded exactly her kind of racing.

O'Keeffe's strengths align remarkably well with Boston's demands. The point-to-point course, with its infamous Newton hills between miles 16 and 21, punishes runners who go out too fast and rewards those with the tactical patience to run a controlled first half before attacking on the hills. O'Keeffe's running resume — built on cross country excellence at Stanford and a steady progression through the distances — suggests a runner who understands pacing at an almost instinctive level.

The absence of Hellen Obiri, who is skipping Boston for the first time in her marathon career, opens the door further. While defending champion Sharon Lokedi remains the favourite, O'Keeffe's trajectory has been steep enough to warrant genuine excitement about her chances. Her training group in Flagstaff, Arizona, has been fine-tuned for Boston-specific preparation, with hill repeats and tactical simulation sessions designed to prepare for the Newton hills.

American women have struggled at Boston in recent years, with the last US winner being Desiree Linden in 2018. O'Keeffe represents a new generation of American distance runners — technically sound, strategically intelligent, and unafraid of competing at the very highest level. Whether she can translate that promise into a podium finish at Boston will be one of the most compelling storylines of the spring marathon season.