Mario Bonello (born 28 January 1974) is a retired Maltese athlete who specialised in the sprinting events.^[1] He represented his country at two Olympic Games, in 1996 and 2000, as well as two outdoor and one indoor World Championships. In addition, he won multiple medals at the Games of the Small States of Europe.

Outdoor

• 100 metres – 10.64 (+0.1 m/s) (Marsa 2000)
• 200 metres – 21.46 (+0.9 m/s) (Rieti 2003)
• 400 metres – 48.78 (Avezzano 2003)

Indoor

• 60 metres – 6.90 (Valencia 1998)
• 200 metres – 22.30 (Valencia 1998) NR