The two clubs go head-to-head in the UEFA Women's Champions League at Old Trafford on Wednesday night, and there is still time to buy tickets for the clash.
Ahead of it, we've been looking at the connections between the sides and the players to have lined up for both teams - three of which could be involved in this week's contest.
Keep scrolling for the full list, in our story that features inside the official matchday programme, copies will be on sale at the ground for just £3...
JACKIE GROENEN
United (2019-22) / PSG (2022- )
A United fan growing up, Belgium-born, Netherlands international Jackie Groenen became our first overseas signing after making the switch from Eintracht Frankfurt in 2019.