MCHotDog (Chinese: 姚中仁; pinyin: Yáo Zhōngrén; Wade–Giles: Yao Chung-jen; Pe̍h-ōe-jī: Iâu Tiong-jîn; born April 10, 1978) is a Taiwanese rap artist and best known as “The Father of Taiwanese Hip Hop Music”. He is also known for his use of explicit lyrics in his songs.

In 2001, his four mini-CDs sold over 220,000 copies. In 2004, he toured with Chang Chen-yue in the North American Kill Kitty tour. In 2006, MCHotDog released an album Wake Up, which contains hit song 「我愛臺妹」 (I Love Taiwanese Girls). 「我愛臺妹」 is currently featured in a commercial for Kuang Chuan Tea Time. It sampled Glenn Frey's "The One You Love" and The Spinners (American group)'s "I'll Be Around". The track won "Best Karaoke Song" at the 2007 HITO Radio Music Awards, presented by Taiwanese radio station Hit FM. Wake Up was both a critically acclaimed album as well as a commercial success, as it provided MCHotDog with crossover appeal. In 2008, MCHotDog released a new album called Mr. Almost.

He has been a judge on The Rap of China television show.