The men's 4 × 400 metres relay event at the 2019 European Athletics U23 Championships was held in Gävle, Sweden, at Gavlehov Stadium Park on 13 and 14 July.[1]
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze | |
| valign=top | Maximilian Grupen Marvin Schlegel Fabian Dammermann Manuel Sanders Jean Paul Bredau | valign=top | Alex Haydock-Wilson Lee Thompson Joe Brier Cameron Chalmers Ellis Greatrex | valign=top | Loïc Prévot Téo Andant Lidji Mbaye Fabrisio Saïdy Diego Milla
|
Qualification rule: First 3 in each heat (Q) and the next 2 fastest (q) qualified for the final.
| Rank | Heat | Nation | Athletes | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 1 | 3:05.72 | Q | |||
| 2 | 1 | 3:05.93 | Q | |||
| 3 | 2 | 3:06.90 | Q | |||
| 4 | 2 | 3:07.12 | Q | |||
| 5 | 2 | 3:07.40 | Q, SB | |||
| 6 | 1 | 3:07.43 | Q | |||
| 7 | 2 | 3:07.71 | q | |||
| 8 | 1 | 3:08.59 | q, NU23R | |||
| 9 | 2 | 3:08.88 | SB | |||
| 10 | 1 | 3:09.24 | SB | |||
| 11 | 2 | 3:09.26 | SB | |||
| 11 | 1 | 3:09.66 | SB | |||
| 12 | 1 | 3:14.57 | NU23R |
| Rank | Nation | Athletes | Time | Notes | ||
|---|---|---|---|---|---|---|
| align=left | 3:03.92 | SB | ||||
| align=left | 3:04.59 | |||||
| align=left | 3:05.36 | |||||
| 4 | align=left | 3:07.37 | ||||
| 5 | align=left | 3:07.62 | ||||
| 6 | align=left | 3:10.46 | ||||
| align=left | R163.2(b)[2] | |||||
| align=left | [3] |