David Sun may refer to:

• David Sun (businessman) (born 1951), American businessman and co-founder of Kingston Technology
• David Sun Tak-kei (born 1953), Director of Audit of Hong Kong and former president of Hong Kong Institute of Certified Public Accountants
• David Sun, Chinese businessman and CEO of Home Inn

• Corymbia disjuncta
• Corymbia dolichocarpa
• Corymbia dunlopiana
• Corymbia ellipsoidea
• Corymbia eremaea
• Corymbia erythrophloia
• Corymbia ferriticola
• Corymbia ferruginea
• Corymbia foelscheana
• Corymbia gilbertensis
• Corymbia grandifolia
• Corymbia hamersleyana
• Corymbia hylandii
• Corymbia jacobsiana
• Corymbia kombolgiensis
• Corymbia lamprophylla
• Corymbia latifolia
• Corymbia leichhardtii
• Corymbia lenziana
• Corymbia leptoloma
• Corymbia ligans
• Corymbia nesophila
• Corymbia novoguinensis
• Corymbia oocarpa
• Corymbia pachycarpa