Ba Dexin (Chinese: 巴德鑫; pinyin: Bā Déxīn; Mandarin pronunciation: [pá tɤ̌ ɕín]; born 14 June 1990 in Harbin) is a Chinese curler. He competed at the 2010, 2011, 2012 and 2013, 2014, 2015 and 2017 World Curling Championships, and at the 2014 Winter Olympics in Sochi, where the Chinese team placed fourth. He also competed in the mixed doubles tournament of the 2018 Winter Olympics with partner Wang Rui, placing fourth.