The Hilton Garden Inn Aberdeen City Centre opening follows the signing of a management agreement with the St Andrew Street Hotel Company.
The hotel is the third Hilton Worldwide hotel in Aberdeen, joining the Doubletree by Hilton Aberdeen City Centre and Hilton Aberdeen Treetops.
The new build hotel has 100 rooms, 24-hour business centre, complimentary wifi and a bar and restaurant.
Hilton Worldwide area president of Europe Simon Vincent said: "We are delighted to have three of our key brands now represented in Aberdeen. This new hotel joins the HGI Luton North which was the first HGI to open in the UK in 2008. Across Europe, we now have ten HGI hotels open and operating, with more than 22 in our development pipeline."