2005–06 National Football League (India)

National Football League
Season	2005–06
Dates	10 January – 21 May 2006
Champions	Mahindra United; 1st NFL title; 1st Indian title
Relegated	Salgaocar; Fransa-Pax;
AFC Cup	Mahindra United; Mohun Bagan;
Matches played	81
Top goalscorer	Ranti Martins (13 goals)
Biggest home win	Sporting Goa 3–0 Fransa-Pax; (5 March 2006); Mohun Bagan 3–0 Salgaocar; (23 March 2006); Dempo 3–0 JCT Mills; (31 March 2006); Sporting Goa 3–0 Mohammedan Sporting; (8 April 2006); Dempo 4–1 Air India; (9 April 2006);
Biggest away win	Mohammedan Sporting 0–5 Mahindra United; (5 May 2006)
Highest scoring	East Bengal 5–3 Dempo; (26 March 2006)
	← 2004–05 2006–07 →

The 2005–06 National Football League, also known as the ONGC National Football League for sponsorship reasons, was the tenth season of the National Football League, the top Indian professional league for association football clubs, since its inception in 1996. It started on 10 January 2006 and concluded on 21 May.

East Bengal's Bhaichung Bhutia was named the best player of the league.