Private Galileo Galilei Italian High School (Italian: Liceo Scientifico Galileo Galilei, Turkish: Özel Galileo Galilei İtalyan Lisesi ) is a private foreign high school (yabancı özel lisesi) in Beyoğlu district of İstanbul, Türkiye.

The school was opened in 1870 following the decree of Sultan Abdülaziz by the Catholic Sisters of Charity of the Immaculate Conception of Ivrea.

[1] Initially, the school was established to provide education at the kindergarten and primary school levels for children of Italian families living in Turkey, but later it began to admit Turkish students as well.

Originally opened on Kumbaracı Yokuşu, it moved to the current location in 1882.

In the end, the students can choose to take the Italian state examination[6] Unlike many other schools in Turkey, the leadership in the Liceo Scientifico Galileo Galilei is all-female[7]