No age has been confirmed but we know he is younger than Mario. As a guess probably around he is 27-29
They are not an age- they are video game characters.
Luigi Lo Cascio is 43 years old (birthdate: October 20, 1967).
Luigi Zampa was born on January 2, 1905 and died on August 16, 1991. Luigi Zampa would have been 86 years old at the time of death or 107 years old today.
Luigi Troiani is 47 years old (birthdate: February 25, 1964).