Gabriel "Gaby" Macchi (born 2 October 1975) is a Paralympic athlete from Portugal competing mainly in category T12 long-distance events.

[1] Macchi has competed in the 2008, 2012 and 2016 Summer Paralympics, and has won medals at both European and World IPC championships.

[1] Macchi began competing in long-distance racing in 2006 and due to his visual impairment was classified as a T12 disability athlete.

[1] He impressed enough at country level to be immediately accepted to represent Portugal at the 2006 IPC Athletics World Championships in Assen.

Macchi had better success the following year in the 2012 IPC Athletics European Championships where he came third in the 5,000m, his first major international medal.