Gajdoš (feminine: Gajdošová) is a Czech and Slovak surname, meaning 'bagpiper'. Notable people with the surname include:
Artur Gajdoš (born 2004), Slovak footballer Jan Gajdoš (1903–1945), Czech gymnast Jarmila Wolfe, née Gajdošová (born 1987), Slovak-Australian tennis player Kazimír Gajdoš (1934–2016), Slovak footballer Miloslav Gajdoš (born 1948), Czech double bass player Peter Gajdoš (born 1959), Slovak general and politician Vratislav Gajdoš (born 1986), Slovak footballer
See also
Gaydos