The Estoril Challenge de Portugal was a golf tournament on the Challenge Tour that was held near Estoril, on the Portuguese Riviera. It was first played in 1997. Then it took a 6-year hiatus until it was played again in 2004. It was not played in 2005 and then it returned in 2006 and 2007.

Year	Winner	Score	To par	Margin of victory	Runner(s)-up	Venue
Estoril Challenge de Portugal
2007	Ross McGowan	272	−12	3 strokes	Stuart Manley	Quinta da Marinha
Estoril Challenge
2006	Kyron Sullivan	284	−4	Playoff	Ben Mason	Penha Longa
2005: No tournament
Estoril Challenge Open Portugal Telecom
2004	Tom Whitehouse	274	−10	4 strokes	Kalle Brink	Oitavos
Estoril Challenge
1998–2003: No tournament
1997	José Manuel Carriles	276	−12	1 stroke	Kalle Brink	Penha Longa

• Official coverage on the Challenge Tour's official site