According to Corriere dello Sport, Maresca's father, Pasquale, had worryingly disappeared following the Champions League final victory over Inter Milan.
After joining players and staff to celebrate the win after the match, Maresca's father sparked concern by disappearing.
As a result, Turkish police were informed of his disappearance and were working to locate him.
However Gazetta Dello Sport have since reported that he was found safe and 'well' following the scare.
Maresca has been working as Pep Guardiola's assistant manager since 2022.
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The 43-year-old enjoyed a successful playing career Juventus, Sevilla and West Brom, achieved much success during his playing career, winning the Serie A, the Europa League and the Spanish Cup.
Since moving into coaching he's worked as the assistant head coach under Manuel Pellegrini and David Moyes at West Ham, before switching to Man City.
More recently, he's been linked with the managerial vacancy at Celtic following Ange Postecoglou's move to Tottenham.