=== Udlån ===
{| class="wikitable"  style="text-align:center; font-size:90%; "
|-
! style="background:#191919; color:white; width:150px;"| Dato
! style="background:#191919; color:white; width:50px;"| Position
! style="background:#191919; color:white; width:50px;"| Nummer
! style="background:#191919; color:white; width:50px;"| Nationalitet
! style="background:#191919; color:white; width:150px;"| Navn
! style="background:#191919; color:white; width:200px;"| Til
! style="background:#191919; color:white; width:150px;"| Udløber
! style="background:#191919; color:white; width:25px;"| Ref.
|-
| 1. juli 2017 || GK || — || {{flagicon|BEL}} || [[Matz Sels]]|| {{flagicon|BEL}} [[R.S.C. Anderlecht|Anderlecht]] || 30. juni 2018 || <ref>{{cite news|title=Sels makes Anderlecht loan move|url=https://www.nufc.co.uk/news/latest-news/sels-makes-anderlecht-loan-move|accessdate=22. juni 2017|publisher=Newcastle United Official Site|date=22. juni 2017}}</ref>
|-
| 7. juli 2017 || RW || — || {{flagicon|ENG}} || [[Alex Gilliead]]|| {{flagicon|ENG}} [[Bradford City A.F.C.|Bradford City]] || 30. juni 2018 || <ref>{{cite news|title=Gilliead joins Bradford for second loan spell|url=https://www.nufc.co.uk/news/latest-news/gilliead-joins-bradford-for-second-loan-spell|accessdate=7. juli 2017|publisher=Newcastle United Official Site|date=7. juli 2017}}</ref><ref>{{cite news|title=Gilliead extends Bradford loan spell|url=https://www.nufc.co.uk/news/latest-news/gilliead-extends-bradford-loan-spell|accessdate=4. januar 2018|publisher=Newcastle United Official Site|date=4. januar 2018}}</ref>
|-
| 17. juli 2017 || FW || — || {{flagicon|ENG}} || [[Adam Armstrong (fodboldspiller)|Adam Armstrong]]|| {{flagicon|ENG}} [[Bolton Wanderers F.C.|Bolton Wanderers]] || 4. januar 2018 || <ref>{{cite news|title=Armstrong joins Bolton on loan|url=https://www.nufc.co.uk/news/latest-news/armstrong-joins-bolton-on-loan|accessdate=17. juli 2017|publisher=Newcastle United Official Site|date=17. juli 2017}}</ref><ref>{{cite news|title=Armstrong returns after Bolton loan comes to an end|url=https://www.nufc.co.uk/news/latest-news/armstrong-returns-after-bolton-loan-comes-to-an-end|accessdate=4. januar 2018|publisher=Newcastle United Official Site|date=4. januar 2018}}</ref>
|-
| 21. juli 2017 || CM || — || {{flagicon|ENG}} || [[Sean Longstaff]]|| {{flagicon|ENG}} [[Blackpool F.C.|Blackpool]] || 30. juni 2018 || <ref>{{cite news|title=Longstaff joins Blackpool on loan|url=https://www.nufc.co.uk/news/latest-news/longstaff-joins-blackpool-on-loan|accessdate=21. juli 2017|publisher=Newcastle United Official Site|date=21. juli 2017}}</ref><ref>{{cite news|title=Longstaff extends loan|url=https://www.nufc.co.uk/news/latest-news/longstaff-extends-loan|accessdate=4. januar 2018|publisher=Newcastle United Official Site|date=4. januar 2018}}</ref>
|-
| 2. august 2017 || FW || — || {{flagicon|ENG}} || [[Ivan Toney]] || {{flagicon|ENG}} [[Wigan Athletic F.C.|Wigan Athletic]] ||10. januar 2018 || <ref>{{cite news|title=Toney joins Latics on loan|url=https://www.nufc.co.uk/news/latest-news/toney-joins-latics-on-loan|accessdate=3. august 2017|publisher=Newcastle United Official Site|date=2. august 2017}}</ref><ref>{{cite news|title=Toney returns Fra Latics loan|url=https://www.nufc.co.uk/news/latest-news/toney-returns-Fra-latics-loan|accessdate=10. januar 2018|publisher=Newcastle United Official Site|date=10. januar 2018|url-status=dead}}</ref>
|-
| 8. august 2017 || CB || — || {{flagicon|ENG}} || Callum Williams || {{flagicon|ENG}} [[Gateshead F.C.|Gateshead]]|| 30. juni 2018 || <ref>{{cite news|title=Williams joins Gateshead on loan|url=https://www.nufc.co.uk/news/latest-news/williams-joins-gateshead-on-loan|accessdate=8. august 2017|publisher=Newcastle United Official Site|date=8. august 2017}}</ref><ref>{{cite news|title=Williams returns Fra Gateshead loan|url=https://www.nufc.co.uk/news/latest-news/williams-returns-Fra-gateshead-loan|accessdate=10. januar 2018|publisher=Newcastle United Official Site|date=10. januar 2018|url-status=dead}}</ref><ref>{{cite news|title=Williams re-joins Gateshead on loan|url=https://www.nufc.co.uk/news/latest-news/williams-re-joins-gateshead-on-loan|accessdate=26. januar 2018|publisher=Newcastle United Official Site|date=26. januar 2018}}</ref>
|-
| 25. august 2017 || CB || — || {{flagicon|SCO}} || [[Stuart Findlay]]|| {{flagicon|SCO}} [[Kilmarnock F.C.|Kilmarnock]] || 30. juni 2018 || <ref>{{cite news|title=Findlay joins Kilmarnock on loan|url=https://www.nufc.co.uk/news/latest-news/findlay-joins-kilmarnock-on-loan|accessdate=25. august 2017|publisher=Newcastle United Official Site|date=25. august 2017}}</ref><ref>{{cite news|title=Kilmarnock extend Findlay loan|url=https://www.nufc.co.uk/news/latest-news/kilmarnock-extend-findlay-loan|accessdate=17. januar 2018|publisher=Newcastle United Official Site|date=17. januar 2018}}</ref>
|-
| 31. august 2017 || LB || 33 || {{flagicon|MAR}} || [[Achraf Lazaar]]|| {{flagicon|ITA}} [[Benevento Calcio|Benevento]]|| 30. juni 2018 || <ref>{{cite news|title=Lazaar joins Benevento on loan|url=https://www.nufc.co.uk/news/latest-news/lazaar-joins-benevento-on-loan|accessdate=31. august 2017|publisher=Newcastle United Official Site|date=31. august 2017}}</ref>
|-
| 31. august 2017 || GK || — || {{flagicon|NED}} || [[Tim Krul]] || {{flagicon|ENG}} [[Brighton & Hove Albion F.C.|Brighton & Hove Albion]] || 20. september 2017 || <ref>{{cite news|title=Krul joins Brighton on loan|url=https://www.nufc.co.uk/news/latest-news/krul-joins-brighton-on-loan|accessdate=31. august 2017|publisher=Newcastle United Official Site|date=31. august 2017}}</ref><ref name="Krul completes permanent Brighton switch"/>
|-
| 9. januar 2018 || FW || — || {{flagicon|ENG}} || [[Adam Armstrong (fodboldspiller)|Adam Armstrong]]|| {{flagicon|ENG}} [[Blackburn Rovers F.C.|Blackburn Rovers]] || 30. juni 2018 || <ref>{{cite news|title=Armstrong joins Bolton on loan|url=https://www.nufc.co.uk/news/latest-news/armstrong-joins-blackburn-on-loan|accessdate=9. januar 2018|publisher=Newcastle United Official Site|date=9. januar 2018}}</ref>
|-
| 11. januar 2018 || FW || — || {{flagicon|ENG}} || [[Ivan Toney]] || {{flagicon|ENG}} [[Scunthorpe United F.C.|Scunthorpe United]] || 30. juni 2018 || <ref>{{cite news|title=Toney joins Scunthorpe for second loan spell|url=https://www.nufc.co.uk/news/latest-news/toney-joins-scunthorpe-for-second-loan-spell|accessdate=11. januar 2018|publisher=Newcastle United Official Site|date=11. januar 2018}}</ref>
|-
| 18. januar 2018 || DF || — || {{flagicon|SCO}} || [[Kyle Cameron]]|| {{flagicon|SCO}} [[Queen of the South F.C.|Queen of the South]] || 30. juni 2018 || <ref>{{cite news|title=Cameron joins Queens on loan|url=https://www.nufc.co.uk/news/latest-news/cameron-joins-queens-on-loan|accessdate=18. januar 2018|publisher=Newcastle United Official Site|date=18. januar 2018}}</ref>
|-
| 19. januar 2018 || MF || 35 || {{flagicon|ENG}} || [[Daniel Barlaser]]|| {{flagicon|ENG}} [[Crewe Alexandra F.C.|Crewe Alexandra]] || 30. juni 2018 || <ref>{{cite news|title=Barlaser links up with Crewe on loan|url=https://www.nufc.co.uk/news/latest-news/barlaser-links-up-with-crewe-on-loan|accessdate=19. januar 2018|publisher=Newcastle United Official Site|date=19. januar 2018}}</ref>
|-
| 31. januar 2018 || DF || 42 || {{flagicon|ENG}} || [[Jamie Sterry]]|| {{flagicon|ENG}} [[Crewe Alexandra F.C.|Crewe Alexandra]] || 30. juni 2018 || <ref>{{cite news|title=Crewe loan switch for Sterry|url=https://www.nufc.co.uk/news/latest-news/crewe-loan-switch-for-sterry|accessdate=31. januar 2018|publisher=Newcastle United Official Site|date=31. januar 2018}}</ref>
|-
| 31. januar 2018 || MF || 24 || {{flagicon|SEN}} || [[Henri Saivet]]|| {{flagicon|TUR}} [[Sivasspor]] || 30. juni 2018 || <ref>{{cite news|title=Sivasspor switch for Saivet|url=https://www.nufc.co.uk/news/latest-news/sivasspor-switch-for-saivet|accessdate=31. januar 2018|publisher=Newcastle United Official Site|date=31. januar 2018}}</ref>
|-
| 31. januar 2018 || MF || 16 || {{flagicon|ENG}} || [[Rolando Aarons]]|| {{flagicon|ITA}} [[Hellas Verona F.C.|Hellas Verona]] || 30. juni 2018 || <ref>{{cite news|title=Aarons joins Verona on loan|url=https://www.nufc.co.uk/news/latest-news/aarons-joins-verona-on-loan|accessdate=31. januar 2018|publisher=Newcastle United Official Site|date=31. januar 2018}}</ref>
|-
| 31. januar 2018 || GK || 41 || {{flagicon|ENG}} || [[Freddie Woodman]]|| {{flagicon|SCO}} [[Aberdeen F.C.|Aberdeen]] || 30. juni 2018 || <ref>{{cite news|title=Woodman joins Dons on loan|url=https://www.nufc.co.uk/news/latest-news/woodman-joins-dons-on-loan|accessdate=31. januar 2018|publisher=Newcastle United Official Site|date=31. januar 2018}}</ref>
|-
| 31. januar 2018 || MF || 4 || {{flagicon|ENG}} || [[Jack Colback]] || {{flagicon|ENG}} [[Nottingham Forest F.C.|Nottingham Forest]] || 30. juni 2018 || <ref>{{cite news|title=Colback joins Forest on loan|url=https://www.nufc.co.uk/news/latest-news/colback-joins-forest-on-loan|accessdate=31. januar 2018|publisher=Newcastle United Official Site|date=31. januar 2018}}</ref>
|-
| 31. januar 2018 || FW || 45 || {{flagicon|SER}} || [[Aleksandar Mitrović (fodboldspiller)|Aleksandar Mitrović]]|| {{flagicon|ENG}} [[Fulham F.C.|Fulham]] || 30. juni 2018 || <ref>{{cite news|title=Mitrovic completes Fulham loan switch|url=https://www.nufc.co.uk/news/latest-news/mitrovic-completes-fulham-loan-switch|accessdate=31. januar 2018|publisher=Newcastle United Official Site|date=31. januar 2018}}</ref>
|}
Organisationer