Rollandia may refer to:

• Rollandia (bird), a genus of birds in the grebe family
• 1269 Rollandia, an asteroid
• Rollandia, a former genus of plants now included in the genus Cyanea

• Supernumerary actor
• Supernumerary body part
• Supernumerary bodypart
• Supernumerary body parts
• Supernumerary bodyparts
• Supernumerary breast
• Supernumerary digit
• Supernumerary kidney
• Supernumerary Limb
• Supernumerary organ
• Supernumerary Police
• Supernumerary rainbow
• Supernumerary root
• Supernumerary teeth
• Super Numeri
• Supernumery body parts
• Superocean
• SuperOffice
• Super One
• Super One Television
• Superoperator
• Super Optimal Broth
• Superoptimization
• Super Orange
• Superordinate goals