Guillermo Vilas 94 weeks Ranking Number 1
Last December 15, 2024, marks the 50th anniversary of Guillermo Vilas smashing his way into tennis history by clinching the Masters Finals of the Grand Prix.

Last December 15, 2024, marks the 50th anniversary of Guillermo Vilas smashing his way into tennis history by clinching the Masters Finals of the Grand Prix. This victory, a career highlight, signaled Argentina’s grand entrance into the world tennis elite, forever changing the game.
Heading into the tournament, the grass courts of Melbourne had experts betting against Vilas due to his limited experience on the surface. But, shattering expectations, Willy quickly got his footing.
He nailed his first matches against top-tier opponents like John Newcombe and Onny Parun, and then outplayed the great Raúl Ramírez in the semis. In the finals, he faced Ilie Nastase, a crowd favorite who had bagged the title three times before.
Vilas turned the tables in a thrilling five-set showdown, showcasing his sheer skill and iron will, stepping up to claim his spot at the pinnacle of world tennis. And we're just getting started in showing how he completely owned that peak.
With an objective method, such as the TRH, points won in 1977 would give him a margin for many weeks as number 1. In fact, quite approximately, he would have been number 1 in 6 periods, **totaling 94 weeks. **
These would be the periods:
- Between 11-08-1975 and 01-09-1975: 3 weeks
- Between 22-09-1975 and 03-11-1975: 6 weeks
- Between 17-11-1975 and 24-11-1975: 1 week
- Between 19-04-1976 and 21-06-1976: 9 weeks
- Between 28-02-1977 and 01-08-1978: 74 weeks
- Between 08-08-1978 and 15-08-1978: 1 week