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Reigning Olympic 5,000m and 10,000m champion Sifan Hassan says she is ready to take a “step into the unknown” when she takes on the 2023 London Marathon.<\/span><\/p>\n The Dutch athlete, who also won Olympic 1500m bronze in Tokyo, will come up against a trio of world record holders in her marathon debut on 23 April.<\/span><\/p>\n<\/div>\n But she will still also target a summer track season as she considers her plans for the next Olympics in Paris in 2024.<\/span><\/p>\n “I’m a curious person,” said the 30-year-old Hassan.<\/span><\/p>\n “I don’t know if I can be great at the marathon or not. Even the distance is so challenging,” she added. <\/span><\/p>\n “It’s different. I will dream about [targets] after I even finish the distance [in training].”<\/span><\/p>\n Hassan, only the second woman to complete an Olympic distance double, will come up against a world-class field in London which also includes Kenya’s marathon record holder <\/span>Brigid Kosgei<\/strong> and Olympic marathon champion <\/span>Peres Jepchirchir<\/strong>.<\/span><\/p>\n Genzebe Dibaba<\/strong>, owner of the 1500m record, will also line up alongside fellow Ethiopian and 2022 winner <\/span>Yalemzerf Yehualaw.<\/strong><\/p>\n The 23-year-old Yehualaw, who set a 10K world record in February 2022, ran the third fastest women’s <\/span>London Marathon time in history<\/span><\/a> to win in two hours, 17 minutes and 26 seconds last year.<\/span><\/p>\n “Before I can make a final decision on which direction to go, I need to test myself over the marathon distance,” said Hassan. <\/span><\/p>\n “It will be a step into the unknown in many ways for me but I’m looking forward to it.”<\/span><\/p>\n Britain’s Commonwealth Games 10,000m champion <\/span>Eilish McColgan will make her marathon debut<\/span><\/a> in the 2023 race.<\/span><\/p>\n Ethiopian Kenenisa Bekele is among four of the five fastest runners in history <\/span>announced in the London Marathon’s elite men’s field<\/span><\/a>, which will also see British four-time Olympic track champion Mo Farah say an <\/span>“emotional goodbye” to his home support<\/span><\/a>.<\/span><\/p>\n