Furtwängler is a German surname, originally meaning a person from Furtwangen. Notable people with the surname include:

• Adolf Furtwängler (1853–1907), archaeologist and art historian
• Maria Furtwängler (born 1966), physician and actress
• Philipp Furtwängler (1800–1867), organ builder
• Philipp Furtwängler (1869–1940), mathematician
• Wilhelm Furtwängler (1886–1954), conductor and composer

• The Furtwängler Glacier, named for Walter Furtwängler