Sen, I believe John Hartson had weight problems in his few games for NCFC.

Cricket comes to mind for other sportsmen. A bit before my time but Colin Milburn had quite a frame, and apparently was (as well as being an excellent batsman) a surprisingly agile fielder.

Within a time I was following county cricket… I quite like this Wiki extract for Ian Austin who was a good county player for Lancs:

Enormously popular with the Lancashire crowd thanks to his uncomplicated batting style and equally old-fashioned waistline,