Gruhn

Gruhn is a surname of notable people, including:


 * George Gruhn (born 1945), American writer, businessman and ophiophilist, specialized on vintage guitars
 * Gruhn Guitars, a musical instrument shop in Nashville, Tennessee
 * Josephine Gruhn (1927–2015), American politician
 * Wilfried Gruhn (born 1939), German violinist, musicologist, music educator and emeritus professor