It first started trading in August 1945 and on its first day sold out of ice cream in two hours and made £48.
The Harbour Bar is now owned and run by Guilian Alonzi and his wife Theresa.
TAKE A LOOK: 32 pictures of the Harbour Bar as it prepares to celebrate is 75th anniversary here
. Harbour Bar's 75th birthday
The ice cream parlour on Scarborough's seafront Photo: staff
. Harbour Bar's 75th birthday
The new exterior serving area with Tori Dawson and a Covid-19 message. It reads: "Our ice cream can be licked but not beaten by Covid-19" Photo: staff
. Harbour Bar's 75th birthday
Owners Guilian and Theresa and Alonzi with staff in the Harbour Bar. The staff are wearing the familiar yellow and white uniforms Photo: staff
1. Harbour Bar's 75th birthday
The new exterior serving area with Tori Dawson and a Covid-19 message. It reads: "Our ice cream can be licked but not beaten by Covid-19" Photo: staff
2. Harbour Bar's 75th birthday
Owners Guilian and Theresa and Alonzi with staff in the Harbour Bar. The staff are wearing the familiar yellow and white uniforms Photo: staff
4. Harbour Bar's 75th anniversary
Guilian Alonzi at work in the factory at the back of the cafe Photo: staff