Toshiki Yamamoto (山本俊樹; born (1991-09-08)8 September 1991) is a Japanese weightlifter, competing in the 85 kg category until 2018 and 96 kg starting in 2018 after the International Weightlifting Federation reorganized the categories.

[2] He competed at the 2018 World Weightlifting Championships finishing ninth overall in the 89 kg division.

[3][4] At the 2019 World Weightlifting Championships he finished fifth overall in the same category.