The Lutheran Gustav Adolf Stave Church (German Gustav-Adolf-Stabkirche) is a stave church situated in Hahnenklee, in the Harz region, Germany.The church is a free copy of Borgund stave church in Norway, with adaptions to fulfil its role as the Hahnenklee parish church. The construction began in 1907, and the church opened its doors for use on June 28, 1908.