Gajdoš (feminine Gajdošová) is a Czech/Slovak surname meaning "piper". It is derived a Hungarian adjective created from a slavic origin bagpipe noun with adjective modifier -os similar to other words such as gitáros, botos, and játékos. Notable people with the surname include:

• Jan Gajdoš (1903–1945), Czech gymnast
• Jarmila Gajdošová (born 1987), Slovak-Australian tennis player
• Kazimír Gajdoš (1934–2016), Slovak footballer
• Miloslav Gajdoš (born 1948), Czech double bass player
• Vratislav Gajdoš (born 1986), Slovak footballer

This page lists people with the surname Gajdoš.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.