The player's life was filled with so many obstacles at a young age till he reached a safe spot in his career. The Thomas Partey Family was so supportive of his career when they found out he wanted to follow that path. His father, Jacob Partey, was a football coach in a local club. He was the eldest of eight siblings. Football was in Thomas's blood already, and his father guided him; he played in his father's team with his brother. And the time came when Thomas wanted to pursue a football career and step out of the slum. The parents knew this day would come because they saw his amazing skills, they looked for sponsors, calculating his future opportunities to travel abroad for football, but failed, He got a lifetime opportunity for a trial in Spain, and his father sold his possessions so his son could go and participate in a trial, as a first step to his son's dream. Thomas left Ghana in 2012 to participate in the trial with Atlético Madrid. He didn't inform his family, but later he learned about his father's kind act behind the journey to the trial, as the agent was the mediator for this. In his youth career, Odometah, Leganés, and Atlético Madrid were the teams he was part of.
Thomas Partey Girlfriend is Janine Mackson. His fiancée is a British-born model and social media influencer. The couple welcomed a baby girl in January 2024 and got engaged in May, the same year. They began dating around 2022, and there is no official announcement of their marriage yet.