Nicholas Arnold (1600-1665) was a Welsh politician who sat in the House of Commons between 1626 and 1629.
In 1626, Arnold was elected Member of Parliament for Monmouthshire. He was re-elected MP for Monmouthshire in 1628 and sat until 1629 when King Charles decided to rule without parliament for eleven years. He was High Sheriff of Monmouthshire in 1633.
Arnold married Margaret Evan, daughter of John Evan of Dorset.
|Parliament of England|
Sir William Morgan
| Member of Parliament for Monmouthshire
With: William Herbert 1626
Nicholas Kemeys 1628-1629
Parliament suspended until 1640
| High Sheriff of Monmouthshire