The 69-year-old sportsman was announced as having signed up for the hit programme on The One Show earlier this evening (August 30).
Jacklin won both the US Open and The Open Championship in his prime and is the most successful European Ryder Cup captain in history.
He joins veteran broadcaster Vanessa Feltz, who was the first star to announce her participation in the latest series yesterday morning (August 29).
It was also reported today that Susanna Reid will take part, although the news has not been officially confirmed.
The BBC is expected to confirm two more celebrity contestants over the weekend, before unveiling the full lineup (comprising eight women and seven men) on Monday (September 2).
Photo gallery - Strictly Come Dancing 2013 lineup rumours and confirmations:
The new series of Strictly Come Dancing will launch on Saturday, September 7 on BBC One.