The new and distinct Pyrus communis L. pear tree variety named ‘PE1UNIBO’ is particularly characterized by the following features: medium-high vigorous trees with upright growing habitus bearing habitus normally on spurs on 2-3 years old branches good grafting compatibility with the main quince rootstocks early ripening (about 9 days before ‘Bartlett’) high and constant yield and early bearing green fruit, also when ripe, with slight russet (20-30%) fruit medium size with regular pyriform shape tender and juicy white-cream flesh at full ripening stage with a very good flavor and high sugar content possibility of eating the pear at the harvesting time, when crunchy long storage capacity in cold room, up to 5-6 months.