Giovanni Girolamo de' Rossi or Giovan Girolamo de' Rossi was a Roman Catholic prelate who served as Bishop of Pavia (1550–1564) and (1530–1541).
- Occupation
- Catholic priest, Catholic bishop
- Position held
- diocesan bishop, diocesan bishop
- Citizenship
- Republic of Venice
- Born
- May 19, 1505
- Died
- April 5, 1564
