Dobro is the name of a manufacturer of resonator guitars. The name comes from five Slovak immigrants - Dopyera Brothers - back, which initially began at the National String Instrument Company in 1927 with the guitar. John, Rudy and Ed founded two years later their own business Dobro, simultaneously - probably esp. the manufacturers understandable - pun on the Slovak - Slavic word for "good", namely " dobro ". The company is now often used as a synonym for Resonator made ​​of wood. Later, the resonator guitars were built under license, also at Regal in Chicago. Currently (2011 ), the rights to the name Dobro when guitar manufacturers Gibson.

Also guitars from companies like National Resophonics Amistar and are often referred to but in Germany as Dobros, in America as National Steel.