Alderney late 300s, at above the island's only natural harbour. The etymology of the island's name is obscure. It is known in Latin as "Riduna" but as with the names of all the Channel Islands in the Roman period there is a degree of confusion. "Riduna" may be the original name of Tatihou, while Alderney is conjectured to be identified with "Sarnia". "Alderney"/"Aurigny" is variously supposed to be a Germanic or Celtic name. It may be a corruption of "Adreni" or "Alrene", which is probably derived from an Old Norse word meaning "island near the coast". Alternatively it may derive from
French Island (Victoria) land sales took place in 1873 with the minimum price £1 per acre. In the 1880s, koalas were introduced to the island. During the depression of the 1890s the government of the day encouraged settlement of the area and established 7 village settlements on French Island under the Village Settlement Scheme. These were called Energy, Star of Hope, Callanan's, Perseverance, Industrial, Kiernan's and Grant Homestead Association. Altogether about 200 people made up these settlements. Tankerton Post Office opened on 3 September 1890 and remained open until 1994. It reopened in 2001 under the name French Island. A Fairhaven post office