The former regional sales manager at The Travel Corporation’s tour brands will report into head of retail sales Richard Forde in her new role.
Sutcliffe brings more than 20 years’ industry experience to her position at the escorted touring specialist.
She has also held sales and business development roles at Jet2, Jet2holidays, defunct brand Super Break and agency Garstang Travel.
Forde called her the “perfect addition” to Newmarket Holidays, adding: “Expanding our award-winning trade team to cover and service more travel agents is a no-brainer.