Masashi Yokoi (横井 昌志, Yokoi Masashi, 29 October 1982, Gifu) is a Japanese professional drifter, he currently competing in D1 Grand Prix and win the championship in 2018, 2019 and 2022 making him the second driver to win back-to-back championship.
From 2013 he began to compete full time in D1GP and won his first round the following year in round 5 at Ebisu Circuit defeating the seasons eventual champion Kuniaki Takahashi and finished 3rd in final standings of 2014 season.
In 2015 he competed in Formula Drift USA with support from Yokohama tires and get one win on his only season in the competition and nicknamed Galaxy Yokoi.
[5] In 2020 season he debuted his fourth S15 Silvia[6] which is an upgrade from his previous car which going to be driven by Masao Suenaga who returmed after competing as privateer in 2019, finished second in the standings but managed to be Solo Run Champion.
he is also doing stunt drive for movie Alivehoon alongside other D1 driver such as Naoki Nakamura and Yusuke Kitaoka[7] After two years finishing as runner-up, he won his third D1GP title in the final round of the 2022 season[8] equaling Masato Kawabata's tally and became the third person to win three or more titles.