- Leonardo di ser Piero da Vinci, more commonly Leonardo da Vinci. #Leonardo_da_Vinci - He has been variously called the father of paleontology, ichnology, and architecture, and is widely considered one of the greatest painters of all time. - One of his famous quotes "art is never finished, only abandoned". - he painted the famous ''mona lisa" portrait in 1517 which has been acclaimed as "the best known, the most visited, the most written about, the most sung about, the most parodied…