Guido Sebastian Corteggiano (born June 23, 1987) is an Argentine footballer who plays as a defender for AC Mestre.

During his professional career he mainly played for Italian Serie D clubs, where he capped 211 matches and scored 12 goals.

He also spent one season in Eccellenza (fifth level in Italian football), where he capped 30 matches and scored 5 goals.

In July 2017 he signed a 1-year deal with the Ukrainian Premier League side Karpaty Lviv.

[1] He made his debut in the Ukrainian Premier League for Karpaty Lviv on 16 July 2017, playing in a match against Zirka Kropyvnytskyi.