The Sikorsky S-70 (UH-60 / MH-60 / SH-60) is a medium twin-engined multi-purpose helicopter with a capacity of 14 Passengers produced by the American manufacturer Sikorsky Aircraft. Military designation of the S-70A helicopter is UH-60 Blackhawk (US Army). Naval S-70B helicopters are designated MH-60 & SH-60 Seahawk. US Coast Guard designation is HH-60 / MH-60 Jayhawk. The main operation field of civil S-70 helicopters is firefighting (S-70 Firehawk).

The Sikorsky S-70 is still in production today with more than 4000 built helicopters (as of 2014). There have been several different variant in production since 1974.