Cesare Maestri (2 October 1929 – 19 January 2021) was an Italian mountaineer and writer. He was born in Trento, Italy.
Maestri began climbing in the Dolomites. He was known as the "Spider of the Dolomites". He became an alpine guide in 1952.
He also climbed the Civetta, the Solda-Conforto Route on the Marmolada, and the southwest ridge of the Matterhorn in winter.
Maestri died on 19 January 2021, aged 91.