Originally Posted by Ataturk
If you follow the prequels, Kenobi was about 45 when he met Luke in Star Wars. But for some reason everyone thought he was so old he couldn't still be alive.
Alec Guiness was only about 5-10 years too old to be ObiWan...
Macgregor was 33 in 2004 when Sith was filmed (born 1971)
19 years between Sith and ANH: https://answers.yahoo.com/question/index?qid=20100606234050AA5BZZj
Obi Wan should then look about 52
Guiness was 62 in 1976 when ANH was filmed (born 1914)