Several notable persons in history have been named John Holland:
John Holland (1350 - 9 February 1400), Duke of Exeter, was half-brother to Richard II of England and second husband of Elizabeth Plantagenet, daughter of John of Gaunt.
... In the human female, the urethra is about 1-1.5 inches (25-38 mm) long and opens in the vulva between the clitoris and the vaginal opening.
In the human male, ...