[2] During the winter of 1916–17 the 2/7th (Merionethshire & Montgomeryshire) Battalion of the Royal Welch Fusiliers was based at Wrentham.

The village gave its name to a Ham-class inshore minesweepers called HMS Wrentham (M2779) which was launched on 8 February 1955.

A hamlet in Alberta, Canada was named Wrentham after the village by the Canadian Pacific Railway.

The chancel is the oldest part of the church probably built around 13th century and is supported by red-brick flying buttresses.

In the north aisle there is a medieval stained glass window depicting St Nicholas, reputed to be one of the oldest pictures in England.