Judith Ann Blair MNZM (née Dunlop; born 29 November 1941) is a former New Zealand netball player.

She played 19 international matches for the New Zealand team between 1960 and 1967, including captaining the side to victory at the 1967 World Netball Championships.

[4] Dunlop began playing representative netball for Canterbury in 1956, and first gained South Island selection in 1958.

[7] After the disappointment of narrowly finishing second at Eastbourne, Blair gave birth to her first child but continued playing netball, moving positions to wing attack where her explosive speed and deception were ideal.

[11] In the 2006 Queen's Birthday Honours, Blair was appointed a Member of the New Zealand Order of Merit, for services to netball.