Unique 42+ Bo Welch Catherine O Hara Children. This article about a united states film director born in the 1950s is a stub. Matthew (born 1994) and luke (born 1997).3. Born march 4, 1954, in toronto, ontario, canada; He has been married to catherine o'hara since april 25, 1992. Bo Welch Catherine O Hara Children - Catherine O Hara On Schitt S Creek And Reuniting With Home Alone Co Star Macaulay Culkin Instyle She is known for her comedy work on second city.