The flying full-back had one year remaining on his contract when he was relegated with Hull City in 2017 - with plenty of suitors lining up to capture the defender for a cut-price fee.
Robertson had been a shining light in a dismal campaign for the Tigers who were managed by Steve Bruce, Mike Phelan and Marco Silva all during one season. And despite the interest from the Potters,
Speaking to Open Goal, via Inside Futbol, Robertson said: "Stoke
Despite Robertson having a stellar campaign for relegated Hull, he still expressed concerns about his first-team opportunities amid the current form Stoke left-back Erik Pieters was displaying.
"I was thinking they were really keen and at that point Mark Hughes' side was playing good football and they had Erik Pieters; I wasn't sure if I was going in as backup to him as he was flying that season", Robertson added.
Since his move to Merseyside, he has proved a revelation and a bargain in the current climate.
Robertson has gone on to become a key performer for Jurgen Klopp - starting the Champions League Final against Real Madrid in May - as well as being named captain of his national team.