"Not Such an Innocent Girl" is the debut solo single by English singer Victoria Beckham.

It was released on 17 September 2001 as the lead single from her self-titled debut solo album.

It was the United Kingdom's 163rd best-seller of the year, peaking at number six on the UK Singles Chart.

[2] On the chart date of 29 September 2001, "Not Such an Innocent Girl" debuted at number six on the UK Singles Chart with first week sales of 35,000 units, while "Can't Get You Out of My Head" debuted at number one with first week sales of 306,000 units.

[6] The music video has a futuristic theme and features two Victorias: one dressed in all-white with blonde hair ("the good girl"), and the other in all-black with jet black hair ("the bad girl").