| Hq Location City: | Wiesbaden |
| Hq Location Country: | Germany |
| Founder: | Johann Adam Heckel |
| Type: | Private |
Wilhelm Heckel GmbH is a manufacturer of woodwind instruments based in Wiesbaden, Germany. It is best known for its bassoons, which are considered some of the finest available.[1] The company was established in 1831 by the instrument maker Johann Adam Heckel. It remains a family-owned business.
Wilhelm Heckel is also known for its production of contrabassoons and heckelphones. It also formerly produced oboes, piccolo heckelphones, and heckel-clarinas.