With the 2023/24 Championship campaign starting on Friday, Middlesbrough have confirmed the numbers allocated to first-team squad members.
Four players that featured for the club last season have switched numbers for the upcoming campaign.
Tommy Smith has switched to number 2, previously worn by Isaiah Jones, who has taken the number 11 shirt.
Dan Barlaser has moved to the number 4 shirt, with youngster Hayden Hackney rewarded with number 7.
Boro’s goalkeeping department has been subject to an overhaul this window, with Seny Dieng taking the number 1 jersey from former loanee Zack Steffen.
Fellow new shot-stoppers Tom Glover and Jamie Jones have been given numbers 23 and 32 respectively.

Four other new signings have been allotted first-team numbers, with Rav van den Berg taking number 3, previously worn by Ryan Giles.
Morgan Rogers and Alex Gilbert have taken numbers 10 and 14, with Sammy Silvera wearing number 18.
Matthew Hoppe, Josh Coburn, Martin Payero and Hayden Coulson have all returned from loan spells away from the Riverside and have been given numbers 13, 19, 20 and 22 respectively.
Full list of squad numbers
- Seny Dieng
2. Tommy Smith
3. Rav van den Berg
4. Daniel Barlaser
5. Matt Clarke
6. Dael Fry
7. Hayden Hackney
8. Riley McGree
10. Morgan Rogers
11. Isaiah Jones
13. Matthew Hoppe
14. Alex Gilbert
15. Anfernee Dijksteel
16. Jonny Howson
17. Paddy McNair
18. Sammy Silvera
19. Josh Coburn
20. Martin Payero
21. Marcus Forss
22. Hayden Coulson
23. Tom Glover
25. Matt Crooks
26. Darragh Lenihan
29. Chuba Akpom
32. Jamie Jones
