'Today is a beautiful closure of an amazing year for me,' Kenya's Kipyegon said acknowledging the prize.
On Sunday, she won her third straight world indoor triple jump gold, adding to successes in Portland in 2016 and Birmingham in 2018.
Yulimar Rojas of Venezuela soared to her fourth consecutive world triple jump title on Friday.
American Ryan Crouser became the first man to "three-peat" in the Olympic shot put on Saturday.
Uganda's Joshua Cheptegei, American Ryan Crouser (shot put), German Johannes Vetter (javelin) and Norwegian Karsten Warholm (400m hurdles) were the other male finalists at the virtual ceremony.
Olympic champion Mutaz Barshim of Qatar cleared 2.35 metres to win the men's high jump to earn a bit of redemption after his disappointing bronze in Budapest.
Lamont Marcell Jacobs became the first men's Olympic 100 metres champion of the post-Usain Bolt era on Sunday as high jumper Gianmarco Tamberi made it a double gold night for Italy with an emotional - and unusual - high jump victory.
Valerie Adams chalks up another medal for the mums.
Tokyo Olympics gold medallist Neeraj Chopra has been selected as one of the six nominees for the 2022 Laureus World Breakthrough of the Year Award.
Images from the World Athletics Championships in Eugene, Oregon, on Monday, Day 4.
A round-up of all the results from the 16th World Athletic Championships in London
'The gold medal (in Tokyo) has motivated me in life to do even better. Performing well and ending up on podium will be my target in the World Championship (in July)'.
A summary of major figures and facts at the Tokyo Games.
Selemon Barega of Ethiopia won the men's 10,000 metres gold medal, the first of the Olympic athletics programme, on Friday, defeating world champion and world record holder Joshua Cheptegei of Uganda.
At his peak Bolt was probably the world's most recognisable sportsperson and certainly one of the most marketable. In contrast, the two 2020 Athletes of the year were Swedish pole vaulter Mondo Duplantis and Venezuelan triple jumper Yulimar Rojas.
A summary of sports events and sports persons, who made news on Saturday
Images from Saturday's proceedings at the World Athletics Championships in Doha.
There was plenty of other Track & Field action that demanded our attention and we've given them their due. So scroll down to view some of the best images that went into making this World Championships a memorable one...