Dai Xiangyu (born Dai Yangtian on 27 December 1984) is a Chinese actor and model formerly based in Singapore. He was a full-time Mediacorp artiste from 2007 to 2013.

Dai was born in Shaoxing, Zhejiang province in 1984. He did some modeling in Japan and Shanghai. While in Shanghai he was talent-spotted by MediaCorp and moved to Singapore to sign the contract. His big break came in 2008 when he played Yamamoto Yousuke, a Japanese photographer, in the blockbuster series The Little Nyonya and earned a nomination for the Best Supporting Actor at the 2009 Star Awards. This role was supposed to go to Elvin Ng who was injured just before filming.^[1]

Dai acted the first time with Elvin Ng in Together and second time in No Limits. Dai acted his first antagonist role in Breakout. This is the third time Dai acted with Elvin Ng. Then, 8 Days touted them as the male version of Zoe Tay and Fann Wong. They appeared together in several cover page of 8 Days and I magazine.

In 2011, Dai moved back to Shanghai, China^[2] and film a co-production drama Precious. He played Ling Zhi Chu in Precious.^[3] Qi Yuwu replaced him, who was originally selected to play the role of Mo Li Guang, as the male lead in the drama series A Song to Remember.

In 2012, Dai acted in Poetic Justice.

In 2014, Dai signed on with Chinese artiste management agency Mango Entertainment.^[2]

As of 29 July 2013, Dai officially changed his name from Dai Yangtian to Dai Xiangyu.^[4] After his departure from Mediacorp, Romeo Tan replaced him, who was originally selected to play the role of Hong Khee Leong, as the male lead in the drama series Sudden.

In 2019, he did the remake of Singapore’s most successful TV drama series ever, reprising the same role that shot him to fame in The Little Nyonya with Xiang Yun and Jeffrey Xu.

In 2009, Dai applied for Singapore Permanent Resident (PR) status but failed as his academic certificates and birth certificate were not translated to English.^[5] He successfully became a Singapore PR in 2014 but lost the status in 2021 after he failed to renew his Re-Entry Permit in time.^[5]

Dai married actress Chen Zihan in Beijing on 19 May 2016.^[6]