India, Oct. 7 -- A woman described as Prince Harry's "stalker" was found hiding in a hotel toilet just 20 minutes before the duke arrived for a charity event in London.

Security discovered her in the ladies' restroom at The Royal Lancaster Hotel, West London, ahead of the WellChild Awards on September 8, The Sun reported.

Witnesses said she was mumbling "odd comments" about Harry. The woman was evicted moments before Harry's arrival and was later seen standing near his car.

Police and sniffer dogs had already completed a security sweep before she was found.

Two days later, Harry's staff reportedly had to "body block" the same woman as he left Imperial College's Centre for Blast Injury Studies in West London.

A source said: "There was...