An Iron Forge is a 1772 genre painting by the British artist Joseph Wright of Derby.

It was part of a series of five paintings featuring a blacksmith's shop that Wright produced between 1771 and 1773.

It does feature several modern devices such as water-powered trip hammer.

[1] The painting featured in the 1772 exhibition of the Society of Artists of Great Britain in Spring Gardens.

Today it is in the collection of the Tate Britain in Pimlico, having been acquired by in 1992.