Arsenal v Manchester United, 25 January 2019
| Score | 3-1 to Manchester United |
| Referee | Craig Pawson |
| Competition | FA Cup 4th round |
| Venue | Emirates Stadium |
| Attendance | 59,571 |
View Arsenal v Manchester United head to head
Kick-off: 7.55pm
1 Arsenal
Manager: Unai Emery
Goals:
| Pierre-Emerick Aubameyang | 43 |
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Starting lineup:
Goalkeeper
Petr Čech
Defender
Laurent Koscielny
Defender
Sokratis Papastathopoulos
Defender/Midfielder
Sead Kolašinac
Defender/Midfielder
Granit Xhaka
Midfielder
Aaron Ramsey
Midfielder
Lucas Torreira
Midfielder/Forward
Alex Iwobi
Midfielder/Forward
Ainsley Maitland-Niles
Forward
Pierre-Emerick Aubameyang
Forward
Alexandre Lacazette
Substitutions:
| Shkodran Mustafi for Sokratis Papastathopoulos | 21 |
| Mesut Özil for Alex Iwobi | 64 |
| Mattéo Guendouzi for Laurent Koscielny | 64 |
Cards:
| Laurent Koscielny | 54 | Y |
| Sead Kolašinac | 86 | Y |
| Mattéo Guendouzi | 90 | Y |
On the bench:
Goalkeeper
Bernd Leno
Defender
Stefan Lichtsteiner
Defender
Nacho Monreal
Defender
Shkodran Mustafi
Midfielder
Mohamed El Neny
Midfielder
Mattéo Guendouzi
Midfielder
Mesut Özil
3 Manchester United
Manager: Ole Gunnar Solskjær
Goals:
| Alexis Sánchez | 31 |
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| Jesse Lingard | 33 |
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| Anthony Martial | 82 |
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Starting lineup:
Sergio Romero
Goalkeeper
Eric Bailly
Defender
Victor Lindelöf
Defender
Luke Shaw
Defender
Nemanja Matić
Defender/Midfielder
Ashley Young
Defender/Midfielder/Forward
Ander Herrera
Midfielder
Paul Pogba
Midfielder
Jesse Lingard
Midfielder/Forward
Alexis Sánchez
Midfielder/Forward
Romelu Lukaku
Forward
Substitutions:
| Anthony Martial for Alexis Sánchez | 72 |
| Marcus Rashford for Romelu Lukaku | 72 |
| Phil Jones for Jesse Lingard | 88 |
Cards:
| Ashley Young | 68 | Y |
| Jesse Lingard | 76 | Y |
| Marcus Rashford | 86 | Y |
On the bench:
Goalkeeper
Lee Grant
Defender
Diogo Dalot
Defender/Midfielder
Phil Jones
Midfielder
Fred
Midfielder
Juan Mata
Midfielder/Forward
Marcus Rashford
Forward
Anthony Martial