1 Ceres, the first asteroid/dwarf planet ever discovered (1801)
Ceres, a spirit in Shakespeare's play 'The Tempest' (1611)
The City of Ceres, California (known for its agriculture)
Ceres Juice, a large brand of fruit juices based out of South Africa
'Ayashi no Ceres', a manga
Sounds like 'series' or 'Siri's' Alma Mater, literally 'bountiful mother', was a title Romans gave to goddesses, especially Ceres and Cybele.