Trethewan Family History

You can see how Trethewan families moved over time by selecting different census years. The Trethewan family name was found in the UK in 1891. In 1891 there was 1 Trethewan family living in Cornwall. This was 100% of all the recorded Trethewan's in United Kingdom. Cornwall had the highest population of Trethewan families in 1891.

Use census records and voter lists to see where families with the Trethewan surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.