Dubia is a plural of the Latin word dubium and may refer to:
Dubia (butterfly), a genus of skipper butterflies in the subtribe Moncina (Catholicism), formal requests for clarity on matters of church doctrine (singular ) John A. Dubia, a US Army general Blaptica dubia, also known as the dubia cockroach , in biology, scientific names that are of unknown or doubtful application (singular )
See also Dubya, a nickname for George W. Bush A. dubia (disambiguation), several species C. dubia (disambiguation), several species G. dubia (disambiguation), several species H. dubia (disambiguation), several species L. dubia (disambiguation), several species M. dubia (disambiguation), several species P. dubia (disambiguation), several species S. dubia (disambiguation), several species T. dubia (disambiguation), several species