Viera may refer to:

• Viera, Florida, a community in the United States
• Viera, Piedmont, a subdivision in the municipality of Coggiola, province of Biella, Italy
• The Dolmen de Viera or Dolmen de los Hermanos Viera, a type of single-chamber megalithic tomb in Antequera, Spain
• Viera, a historical name of what now tends to be called Wyre, an island of the Orkney Islands, Scotland

• Viera (given name)
• Feliciano Viera (1872–1927), President of Uruguay (1915–1919)
• José de Viera y Clavijo (1731–1813), Spanish historian
• Helvecia Viera (1928–2009), Chilean actress and comedian
• Ricardo Viera (1945-2020), Cuban artist
• Sebastián Viera (born 1983), Uruguayan-born footballer
• Jonathan Viera (born 1989), Spanish footballer
• Gustavo Viera (Paraguayan footballer) (born 1995), Paraguayan football midfielder
• Gustavo Viera (Uruguayan footballer) (born 2000), Uruguayan football forward
• Santiago Viera (born 1998), Uruguayan footballer
• Tabaré Viera (born 1955), Uruguayan politician

• VIERA, line of Panasonic LCD and plasma television sets
• Ivanov ZJ-Viera, a Czech ultralight aircraft design
• Viera Cast, multimedia technology by Panasonic

• Viera (Final Fantasy), a race in the Ivalice universe in the Final Fantasy video games franchise

• Vieira
• Vieri (surname)