Not appropriate, IMHO. It’s golf, for Pete’s sake. That would diminish the value of the medal, like the Nobel Peace Prize became a joke after Obama “won” it.
Then make Jack Nicklaus give back his medal.
https://www.golfchannel.com/article/associated-press/nicklaus-awarded-presidential-medal-freedom
I thought so too, until I checked out the list of past recipients. As of January, 2017 there were 582 recipients. Check out the list. Seems to me Tiger will be among (many of) his peers:
https://en.wikipedia.org/wiki/List_of_Presidential_Medal_of_Freedom_recipients
My only question is: has the Council approved? Probably a mere formality but some will undoubtedly jump on the story if it didn’t.