List of Famous people who are 40

Vladimir Alexandrovich Efimkin is a Russian retired professional road bicycle racer, who last rode alongside his twin brother Alexander Efimkin on Team Type 1–Sanofi. He had established himself as a solid all-around cyclist.

Paolo Cannavaro is an Italian retired professional footballer who played as a defender. After beginning his career with Napoli, he moved to Parma in 1999, where he played alongside his older brother Fabio. Paolo remained with the club for seven seasons, aside from a loan spell with Verona during the 2001–02 season, helping the club reach the semi-finals of the UEFA Cup in 2005. In 2006, he returned to Napoli, where he was eventually named the club's captain, and contributed to the club's resurgence: he helped the team to earn promotion to Serie A in his first season, and subsequently aided his side to qualify for the UEFA Cup in 2008, earn a spot in the Champions League in 2011, and win the Coppa Italia in 2012, the club's first title in over 20 years. After eight seasons with Napoli, he moved to Sassuolo in 2014, where he remained until his retirement in 2017. Following the conclusion of his professional football career, he joined his brother at Guangzhou Evergrande as a member of the team's coaching staff.

Koldo Fernández de Larrea is a Spanish former professional road racing cyclist, who rode professionally between 2004 and 2014 for the Euskaltel–Euskadi and Garmin–Sharp teams. He now works as a transfer agent within the sport.