| 2026-09-03 | Arthur Chaves | 1899 Hoffenheim → Botafogo | Loan |
| 2026-08-31 | Noah Mikrut | 1899 Hoffenheim → Würzburger Kickers | Transfer |
| 2026-08-30 | A. Vogt | 1899 Hoffenheim → 1. FC Heidenheim | Loan |
| 2026-08-30 | Noah Mikrut | 1899 Hoffenheim → Würzburger Kickers | Transfer |
| 2026-08-27 | D. Geiger | 1899 Hoffenheim → NEC Nijmegen | Free agent |
| 2026-08-27 | D. Donkor | 1899 Hoffenheim → Rot-weiss Oberhausen | Transfer |
| 2026-08-26 | D. Geiger | 1899 Hoffenheim → NEC Nijmegen | Free agent |
| 2026-08-26 | D. Donkor | 1899 Hoffenheim → Rot-weiss Oberhausen | Transfer |
| 2026-08-13 | U. Tohumcu | 1899 Hoffenheim → Red Bull Salzburg | Loan |
| 2026-08-01 | A. Daghim | Red Bull Salzburg → 1899 Hoffenheim | Transfer |
| 2026-07-31 | K. Akpoguma | 1899 Hoffenheim → Frosinone | Free agent |
| 2026-07-31 | A. Daghim | Red Bull Salzburg → 1899 Hoffenheim | Transfer |
| 2026-07-26 | G. Orban | 1899 Hoffenheim → Amed | Loan |
| 2026-07-24 | Luca Erlein | 1899 Hoffenheim → Bayer Leverkusen | Transfer |
| 2026-07-23 | Luca Erlein | 1899 Hoffenheim → Bayer Leverkusen | Transfer |
| 2026-07-22 | M. Damar | 1899 Hoffenheim → VfL Wolfsburg | Transfer |
| 2026-07-21 | M. Damar | 1899 Hoffenheim → VfL Wolfsburg | Transfer |
| 2026-07-20 | Y. Eduardo | 1899 Hoffenheim → ADO Den Haag | Loan |
| 2026-07-17 | E. Yardımcı | 1899 Hoffenheim → 1. FC Kaiserslautern | Loan |
| 2026-07-12 | Hennes Behrens | 1899 Hoffenheim → FC Augsburg | Transfer |
| 2026-07-11 | Hennes Behrens | 1899 Hoffenheim → FC Augsburg | Transfer |
| 2026-07-10 | H. Tabaković | 1899 Hoffenheim → Red Bull Salzburg | Transfer |
| 2026-07-09 | H. Tabaković | 1899 Hoffenheim → Red Bull Salzburg | Transfer |
| 2026-07-09 | Nathan De Cat | Anderlecht → 1899 Hoffenheim | Transfer |
| 2026-07-08 | A. Szalai | 1899 Hoffenheim → Pogon Szczecin | Free agent |
| 2026-07-08 | Nathan De Cat | Anderlecht → 1899 Hoffenheim | Transfer |
| 2026-07-07 | A. Szalai | 1899 Hoffenheim → Pogon Szczecin | Free agent |
| 2026-07-06 | M. Onos | 1899 Hoffenheim → VfR Aalen | Transfer |
| 2026-07-06 | Kelven Olagie Frees | 1899 Hoffenheim → 1. FC Kaiserslautern | Loan |
| 2026-07-04 | B. Touré | 1899 Hoffenheim → Newcastle | Transfer |
| 2026-07-02 | Ali-Eren Ersungur | 1899 Hoffenheim → Altglienicke | Transfer |
| 2026-07-01 | Y. Hor | 1899 Hoffenheim → Waldhof Mannheim | Free agent |
| 2026-07-01 | F. Bähr | 1899 Hoffenheim → SV Meppen | Free agent |
| 2026-06-30 | N. Noll | 1899 Hoffenheim → SC Paderborn 07 | Loan |
| 2026-06-30 | G. Prömel | 1899 Hoffenheim → VfB Stuttgart | Free agent |
| 2026-06-30 | S. Nsoki | 1899 Hoffenheim → Union Berlin | Transfer |
| 2026-06-30 | S. Kalambayi | 1899 Hoffenheim → Thionville Lusitanos | Free agent |
| 2026-06-30 | Y. Onohiol | 1899 Hoffenheim → 1. FC Kaiserslautern | Free agent |
| 2026-06-30 | Z. Tairi | 1899 Hoffenheim → FC Aarau | Transfer |
| 2026-06-30 | P. Benjamin | 1899 Hoffenheim → Austria Lustenau | Loan |
| 2026-06-30 | Konstantin Aleksa | 1899 Hoffenheim → Hoffenheim II | - |
| 2026-06-30 | Konstantin Aleksa | Austria Vienna → 1899 Hoffenheim | Transfer |
| 2026-06-30 | Sean Dulic | TSV 1860 München → 1899 Hoffenheim | Free agent |
| 2026-06-30 | Y. Lührs | 1899 Hoffenheim → SV Darmstadt 98 | Transfer |
| 2026-06-30 | P. Hennrich | 1899 Hoffenheim → 1. FC Heidenheim | Transfer |
| 2026-06-30 | A. Skender | Omonia Nicosia → 1899 Hoffenheim | Free agent |
| 2026-06-30 | Cajetan Benjamin Lenz | VfL Bochum → 1899 Hoffenheim | Transfer |
| 2026-06-30 | Y. B. Zor Muhammed | FC Astoria Walldorf → 1899 Hoffenheim | Free agent |
| 2026-06-30 | A. Vogt | FC ST. Gallen → 1899 Hoffenheim | Transfer |
| 2026-06-30 | M. Rots | Twente → 1899 Hoffenheim | Transfer |
| 2026-06-30 | P. Wimmer | VfL Wolfsburg → 1899 Hoffenheim | Transfer |
| 2026-06-30 | L. Đurić | 1899 Hoffenheim → SC Paderborn 07 | Transfer |
| 2026-06-29 | B. Conté | SV Elversberg → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | N. Noll | Hannover 96 → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | E. Yardımcı | Eintracht Braunschweig → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | I. Bebou | 1899 Hoffenheim → Bebou Ihlas | Free agent |
| 2026-06-29 | Arthur Chaves | FC Augsburg → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | K. Akpoguma | 1899 Hoffenheim → Akpoguma Kevin | Free agent |
| 2026-06-29 | H. Tabaković | Borussia Mönchengladbach → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | S. Nsoki | Union Berlin → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | A. Szalai | Pogon Szczecin → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | G. Orban | Hellas Verona → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | D. Geiger | Aberdeen → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | U. Tohumcu | Holstein Kiel → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | William Cole Campbell | 1899 Hoffenheim → Borussia Dortmund | Return from loan |
| 2026-06-29 | P. Benjamin | SCR Altach → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | Konstantin Aleksa | Austria Vienna → 1899 Hoffenheim | Transfer |
| 2026-06-29 | Sean Dulic | TSV 1860 München → 1899 Hoffenheim | Free agent |
| 2026-06-29 | Hennes Behrens | 1. FC Heidenheim → 1899 Hoffenheim | Return from loan |
| 2026-06-29 | A. Skender | Omonia Nicosia → 1899 Hoffenheim | Free agent |
| 2026-06-29 | Cajetan Benjamin Lenz | VfL Bochum → 1899 Hoffenheim | Transfer |
| 2026-06-29 | A. Vogt | FC ST. Gallen → 1899 Hoffenheim | Transfer |
| 2026-06-29 | M. Rots | Twente → 1899 Hoffenheim | Transfer |
| 2026-02-06 | V. Lassig | 1899 Hoffenheim → 1899 Hoffenheim | Raise |
| 2026-02-02 | L. Engelns | SC Paderborn 07 → 1899 Hoffenheim | Transfer |
| 2026-02-01 | M. Berisha | 1899 Hoffenheim → 1. FC Kaiserslautern | Free agent |
| 2026-02-01 | Y. Eduardo | Dordrecht → 1899 Hoffenheim | Transfer |
| 2026-02-01 | D. Geiger | 1899 Hoffenheim → Aberdeen | Loan |
| 2026-01-30 | T. Drexler | 1899 Hoffenheim → Red Bull Salzburg | Transfer |
| 2026-01-29 | T. Drexler | 1. FC Nürnberg → 1899 Hoffenheim | Return from loan |
| 2026-01-26 | A. Szalai | 1899 Hoffenheim → Pogon Szczecin | Loan |
| 2026-01-25 | A. Szalai | Kasımpaşa → 1899 Hoffenheim | Return from loan |
| 2026-01-21 | Arthur Chaves | 1899 Hoffenheim → FC Augsburg | Loan |
| 2026-01-19 | P. Benjamin | 1899 Hoffenheim → SCR Altach | Loan |
| 2026-01-17 | R. Reisig | 1899 Hoffenheim → Rot-Weiß Essen | Transfer |
| 2026-01-07 | S. Kalambayi | 1899 Hoffenheim → Kalambayi Mukuta Simon | Free agent |
| 2026-01-04 | William Cole Campbell | Borussia Dortmund → 1899 Hoffenheim | Loan |
| 2026-01-02 | D. Mokwa | 1899 Hoffenheim → SV Elversberg | Transfer |
| 2026-01-01 | U. Tohumcu | 1899 Hoffenheim → Holstein Kiel | Loan |
| 2026-01-01 | A. Amaimouni | 1899 Hoffenheim → Eintracht Frankfurt | Transfer |
| 2026-01-01 | Hennes Behrens | 1899 Hoffenheim → 1. FC Heidenheim | Loan |
1O. BaumannTorwart · 35
36L. PeterssonTorwart · 21
37L. PhilippTorwart · 25
29Natnael AbrahaMittelfeldspieler · 17
13BernardoVerteidiger · 30
34V. CoufalVerteidiger · 33
4Sean DulicVerteidiger · 20
15V. GendreyVerteidiger · 25
21A. HajdariVerteidiger · 22
2R. HranáčVerteidiger · 25
5O. KabakVerteidiger · 25
47V. LässigVerteidiger · 22
28K. MachidaVerteidiger · 28
39M. RotsVerteidiger · 19
7L. AvdullahuMittelfeldspieler · 21
18W. BurgerMittelfeldspieler · 24
20B. ContéMittelfeldspieler · 22
17Nathan De CatMittelfeldspieler · 17
16L. EngelnsMittelfeldspieler · 18
52K. GjasulaMittelfeldspieler · 36
32Cajetan Benjamin LenzMittelfeldspieler · 19
22A. PrassMittelfeldspieler · 24
11F. AsllaniStürmer · 23
14A. DaghimStürmer · 20
46J. FieldsStürmer · 18
41O. HenckeMittelfeldspieler · 18
10A. HložekStürmer · 23
27A. KramarićMittelfeldspieler · 34
19T. LemperleStürmer · 23
9Max MoerstedtStürmer · 19
8P. WimmerStürmer · 24
55Y. B. Zor MuhammedStürmer · 20