SKA, Ska or ska may refer to:

• Acharnes Railway Center, station in Athens, Greece
• Armed Forces Office (Germany) (Streitkräfteamt)
• Shotokan Karate of America
• Ska, a style of music
• Ska (leafhopper), a leafhopper genus in the tribe Erythroneurini
• The Ska, a fictional ethnic group from the Lyonesse Trilogy by Jack Vance
• SKA Brewing, Durango, Colorado, US
• Ska-P, a Spanish ska punk band
• Square Kilometre Array, a radiotelescope project
• Sachkhoj Academy, a Sikh academy
• Sparse Kogge–Stone adder in computing
• Ska Keller (born 1981) German politician

• Armed Forces (sports society), SKA (Cyrillic: СКА, for "Sports Club of the Army"), in USSR countries

Kyrgyzstan

• Shoro-SKA Bishkek, now FC Alga Bishkek, a Kyrgyz football club

Russia

• FC SKA-Khabarovsk, a Russian football club
• FC SKA Rostov-on-Don, a Russian football club
• HC SKA Khabarovsk, a Russian ice hockey club
• SKA-Neftyanik, a Russian bandy club
• SKA Saint Petersburg, a Russian ice hockey club
• SKA-Sverdlovsk, a Russian bandy club

Tajikistan

• SKA-Hatlon Farhor, a Tajik football club

Ukraine

• SKA Lviv
• SKA Odesa

• CSKA (disambiguation), USSR Central Sports Clubs of the Army