Ken Watanabe is currently single right now. He has been married twice in his life. He was first married to Yumiko Watanabe from 1983 to 2005.
The couple had two children together – a son named Dai Watanabe and a daughter named Anne Watanabe.
However, after over 20 years of marriage, Ken and Yumiko divorced in 2005.
Soon after his divorce, Ken started dating actress Kaho Minami, whom he had met while working on a TV show. They got married in 2005.
Minami also had a son from her previous relationship whom Ken legally adopted.
Unfortunately, in 2018, Kaho and Ken also ended their marriage after he admitted to having an extramarital affair.
Though Ken has been married twice, his marriages unfortunately ended in divorce. He is currently believed to be single and focusing on his successful acting career.