The left-back has undergone a medical and agreed a long-term contract with the Premier League champions at the AXA Training Centre.
Kerkez becomes the Reds’ newest addition of the summer and swiftly follows the announcement of Florian Wirtz’s arrival last Friday.
Speaking to Liverpoolfc.com in an exclusive first interview, the Hungary international said: “I’m really happy.
“It’s a real honour for me, a privilege to come to play for one of the biggest clubs in the world, [the] biggest club in England. I’m just really, really happy and excited.
“After this, I’ll go home and in my hometown enjoy a few days, and then I can’t really wait to come back and put the training kit on and start to train and prepare for the season.”