By Zesha Saleem While the Princess of Wales is known to most people as Kate, her real name is very different – with Kate just being a nickname. The Princess’ real name is Catherine, which is how nearly all the Royal Family refer to her. However, her real name once appeared to cause a clash between her father-in-law King Charles, and his wife Queen Camilla \- and according to Prince Harry, there was even a suggestion by the pair that she should change her moniker’s spelling. In Harry’s bombshell memoir Spare, the now King and Queen wanted Kate to spell her real name Catherine with a K instead o…