Waione Siding was very briefly a stop on the North Island Main Trunk line, in the Ruapehu District of New Zealand in the Ōngarue valley.

[2] It served a Marton Sash & Door Company tramway[3] and was also a stop for occasional excursion trains.

[4][5] From 1928 the tramway was operated by a Price 16-wheeler steam locomotive.

[2] The siding served a small settlement, where 23 people voted in 1928[6] and 22 in 1935.

[7] In 2013 meshblock 1042000, which includes the area west of the railway, had a population of 30 in 6 houses.