Orsola Maddalena Caccia, born Theodora Caccia (1596-1676) was an Italian Mannerist painter and Catholic nun.
She painted religious images, altarpieces, and still lifes.
The daughter of painter Guglielmo Caccia and Laura Olivia, she was baptized Theodora Orsola on December 4, 1596.
In 1620, she entered the Ursulines convent at Bianzè, where she changed her name to Orsola Maddalena after she took her vows.