Here are some of the most notable ones:

1. Jan Hus Memorial – Located in the center of the Old Town Square, this statue is dedicated to Jan Hus, a religious reformer and martyr who was burned at the stake in 1415.
2. Statue of St. John of Nepomuk – This statue is located on the Charles Bridge, which is a short walk from the Old Town Square. St. John of Nepomuk is the patron saint of the Czech Republic and is said to bring good luck to those who touch the statue.
3. Statue of King Wenceslas – This statue is located in front of the National Museum on Wenceslas Square, which is a short walk from the Old Town Square. King Wenceslas is a national hero in the Czech Republic and is known for his kindness and generosity.
4. Statue of St. Vitus – This statue is located on the facade of the St. Vitus Cathedral in Prague Castle, which is a short walk from the Old Town Square. St. Vitus is the patron saint of the cathedral and is said to protect the city from danger.
5. Statue of St. Florian – This statue is located on the facade of the Church of St. Nicholas in the Old Town Square. St. Florian is the patron saint of firefighters and is said to protect the city from fires.