Deltamae
- Brand: Deltamae
- Fruit: Grapefruit
- Packing House: Lester W. Knapp
- City: El Centro
- County: Imperial
- State: California
- Scarcity Rating: Rare
- Price Opinion 5/2012: $325
- Image Donor: Dirik von Oettingen
- Printer's Inscription: LOUIS ROESCH CO. LITHO. S.F. CAL.