The 29-year-old, who has not been named, was taken into custody on Monday morning where he remains, as reported by the Telegraph.
The Metropolitan Police told BBC Sport: “On 4 July, an allegation of rape of a woman in her 20s was reported to police.

“It was reported the alleged rape happened in June 2022.”
The statement added: “On 4 July, a 29-year-old man was arrested at an address in Barnet on suspicion of rape and taken into custody where he remains.
“Enquiries into the circumstances are ongoing.”
A woman, also in her 20s, reported the alleged attack and showed police photos of “bruising”.
Police swooped to arrest a top footballer after a woman accused him of raping her during a holiday in the Med.
The international star — one of the best players at his Premier League side — was handcuffed and taken into custody yesterday.
He was held on suspicion of rape after six police cars arrived at his multi-million-pound gated mansion at 3am, while he was asleep.
The well-known player spent at least 15 hours being quizzed by detectives.
The ace — still in custody last night — had already begun training and was due to fly out on a pre-season tour with his club.