Louis Koo is not married and is still single.

The following is the relevant introduction of Louis Koo:

Louis Louis grew up in a family of four. When he was a child, his mother used high-pressure control on Louis Koo. Koo Tianle studied at Carmel Middle School. At the age of 15, he entered the society and worked as a porter and a waiter at McDonald's. At the age of 16, he went to a clothing store to work as a salesperson and security guard. From 1991 to 1993, he participated in the filming of singers' MVs, such as Zhang Xinzhe's "Love Like Tide", Andy Lau's "Lover", Li Ming's "Summer Love", etc.

In 1994, Louis Koo officially entered TVB and played small roles in TV series such as "Dinner with the Song Family", "Ah Sir Morning" and "Marriage Story". Among them, "Marriage Story" starring Ekin Cheng and Chen Songling is His first television role.

In July 1995, Louis Koo signed a contract with China Star Records; in the same year, Jin Yong's martial arts drama "The Legend of the Condor Heroes" starring Li Ruotong was broadcast. This was the first time Louis Koo served as the leading actor. Yang Guo, who is affectionate, both good and evil, has attracted widespread attention. In February 1996, in the fashion drama "The Man of Heaven and Earth" starring Zheng Shaoqiu and Luo Jialiang, he played the quiet and delicate Ye Chengkang with handsome features and single-minded affection.

The above information refers to Baidu Encyclopedia - Louis Koo