Robert Samuel Holding (born 20 September 1995) is an English professional footballer who plays as a centre-back for Championship club Sheffield United on loan from Crystal Palace.

Holding progressed through the Bolton Wanderers youth system, making his senior debut in April 2015 while on loan at Bury.

"[19] In the final two months of the season, Holding became a regular member of Arsenal's starting line-up, with the team winning all six of the matches he played in the Premier League.

[22] He scored his first Arsenal goal on 28 September 2017 with a close-range shot in their 4–2 away win over BATE Borisov in the UEFA Europa League.

[25] Holding made his return to first team action on 24 September 2019 in Arsenal's 5–0 EFL Cup home victory against Nottingham Forest.

[27] On 28 August 2020, Holding was in the starting 11 in the 2020 FA Community Shield, which Arsenal clinched a 5–4 victory over Liverpool in the penalty shootout after the match was 1–1 after 90 minutes.

[32] Eleven days later, Holding received his first career red card, picking up a second yellow away against rivals Tottenham Hotspur in the 33rd minute of the North London derby after two bookable offences both on Son Heung-min, with Arsenal going on to lose 3–0.

[36][37] He made his debut on 26 September, away to Manchester United in the EFL Cup, playing the whole match and receiving a yellow card in a 3–0 defeat.

Holding subsequently deleted all references to Crystal Palace from his Instagram page and unfollowed the club on the platform, and went on to only make sporadic appearances for the under-21 side.