Koja may refer to:

• Kathe Koja, an American writer
• Koja, a subdistrict of North Jakarta
• Koja e Kuçit, Albanian Catholic Tribe of Malsia e Madhe
• Koja Zaharia, Albanian nobleman
• Dušan Kojic, Serbian rock musician

Thomas P. Stafford Airport is a city owned, public use airport located two nautical miles (4 km) northeast of the central business district of Weatherford, a city in Custer County, Oklahoma, United States. It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility.