Steven Ma Chun Wai (born 26 October 1971) is a Hong Kong actor and singer.

In 1993, Ma won a record deal after winning first place at an annual singing contest in Hong Kong, later releasing his debut album, Lucky for Meeting You (幸運就是遇到你), that December.

Many of Ma's television works are critically acclaimed and are popular successes in Hong Kong, Mainland China, and Southeast Asia, he has starred in several popular TV series, most notably Healing Hands (1998), Return of the Cuckoo (2000), Where the Legend Begins (2002), Steps (2007), A Watchdog's Tale (2009–10), Ghost Writer (2010), The Life and Times of a Sentinel (2011), Storm in a Cocoon (2014) and Deep in the Realm of Conscience (2018).

In 1993, Ma won first place at an annual singing contest in Hong Kong, also winning a record deal.

In 1994, Ma was cast as the supporting character Dr. Stephen Chan Cheuk-yiu in the fourth instalment of the popular legal drama File of Justice series.

His portrayal of the intelligent Hong-hei Emperor in the 1998 remake of the popular wuxia novel The Duke of Mount Deer garnered even more interest from critics and producers alike, and Ma began earning leading roles.

In 1998, Ma filmed the ever-popular TV series, "Healing Hands", but unlike his carefree and sunny disposition Dr. Joe character in the said series, from 1998 until his mother's death, Ma was actually deeply depressed over the rapidly declining health of his mother, a cancer patient of 22 years.

Ma's portrayal of the historical figure Cho Chik in the drama Where the Legend Begins (2002) was both a popular and critical success.

Following Where was the popular but critically mixed Perish in the Name of Love (2003), a 30-part television drama remake of the famous Cantonese opera Di Nü Hua.

[4] Meanwhile, Ghost Writer released in 2010 with Ma won Astro Drama Awards for My Top 10 Favourite TV Characters and have been nominated in TVB Anniversary Award for Best Actor (Top 5) In 2010, Ma performed in Links to Temptation with Fala Chen.

[5] The role requires Ma to consistently speak Thai, and he carries a dictionary to the film set every day.

"[7] Ma collaborated with Linda Chung in TVB drama comedy series Daddy Good Deeds who he played Lam Fa's (林發) character, friend and boyfriend to Ko Yu-chu (高如珠) (character played by Linda Chung).

[9] Ma made a comeback in the TVB series Deep in the Realm of Conscience collaborated with Nancy Wu which he played role as Li Longji.