Michelangelo · Galileo Galilei Were Michelangelo and Galileo Galilei alive at the same time? Yes. Michelangelo and Galileo Galilei were alive at the same time for 0 years, from 1564 to 1564. Michelangelo was 88 when Galileo Galilei was born.Galileo Galilei was under a year old when Michelangelo died, aged 88. MichelangeloItalian artist and architectBorn 6 March 1475 · died 18 February 1564, aged 88Galileo GalileiItalian polymathBorn 15 February 1564 · died 8 January 1642, aged 77 Christopher ColumbusLeonardo da VinciMichelangeloMartin LutherMiguel de CervantesGalileo GalileiWilliam ShakespeareRené DescartesMolière Michelangelo and Galileo Galilei in bold, with some of their best-known contemporaries. Drag across to see the age each reached in any year. Faded ends mark uncertain dates.