Brian Hayes

Brian Hayes may refer to:
 * Brian Hayes (politician) (born 1969), Irish Fine Gael politician
 * Brian Hayes (scientist), American scientist, columnist and author
 * Brian Hayes (civil servant) (1929–2022), English civil servant
 * Brian Hayes (broadcaster) (born 1937), Australian broadcaster, worked in the UK for the BBC and Independent Radio, and on Not Today, Thank You
 * Brian Hayes (rugby union) (born 1990), Irish rugby union player
 * Brian Hayes (lawyer), South Australian lawyer
 * Brian Hayes (dual player), Irish Gaelic footballer and hurler
 * Brian Hayes, former Republican Labor Policy Director and member of the National Labor Relations Board