Some departures have been sensible moves for both the player and Newcastle United, while some will leave a bitter taste in the Magpies’ mouths.
We take a closer look at the 20 players that have left Tyneside...
9. Ki Sung-Yueng - 2020
Ki Sung-Yeung joined Mallorca last summer but only managed one appearance after picking up an injury. The midfielder left the club having only made one appearance, returning to FC Seoul in South Korea. The 32-year-old is now the captain of the side he began his career with. Photo: Jordan Mansfield
10. Ayoze Perez - 2019
Ayoze Perez was reluctantly sold to Leicester City for a reported fee of £30 million in July 2019. The Spaniard scored eight league goals and assisted four in his first season with the Foxes, but struggled for form in his second season. Photo: Michael Regan
11. Joselu - 2019
Joselu returned to Spain in 2019, signing for Alaves for around £2.5m. The striker has scored 22 league goals across the past two seasons with the La Liga club. Photo: Juan Manuel Serrano Arce
12. Mohamed Diame - 2019
After three years with Newcastle United, Diame was released at the end of the 2018-19 season. The midfielder then joined Qatari side Al-Ahli on a two-year contract and now finds himself without a club following the expiry of his contract this summer. Photo: Catherine Ivill