Surname Biches (Peaches 
, Biches ) , around the globe, is a rare last name. The surname Biches is characteristic of New Zealand, where it is a rare surname, the United States, where it is a very rare surname, and the United Kingdom. Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and Nigeria. More frequently, Biches is the forename as well as the last name.