Patrick Wayne was John Waynes' son by his wife Josephine.
He had the role of 2nd Lt. Greenhill. http://www.imdb.com/character/ch0010042/
According to http://www.astrotheme.com/heights/6%272 Patrick Wayne is 6'2" tall. Patrick Wayne the son of John Wayne is also roughly six feet tall.
Patrick Wayne was married to Peggy Hunt from 1965 to 1978 which ended in divorce and is presently married to Misha Anderson since May 8, 1999.
Yes
No. Patrick Wayne Swayze's parents are Jesse Wayne Swayze and Patsy Swayze.