Nicholas Arnold was a Welsh politician who sat in the House of Commons

House of Commons of England

The House of Commons of England was the lower house of the Parliament of England from its development in the 14th century to the union of England and Scotland in 1707, when it was replaced by the House of Commons of Great Britain...

  between 1626 and 1629.

Arnold was the son of John Arnold of Llanthony

Llanthony

Llanthony is a village in Monmouthshire, south east Wales, United Kingdom.- Location :Llanthony is located in the Vale of Ewyas, a deep and long valley with glacial origins within the Black Mountains, Wales, seven miles north of Abergavenny and within the eastern section of the Brecon Beacons...

. He matriculated at St Alban Hall, Oxford on 29 November 1616 aged 16.

In 1626, Arnold was elected Member of Parliament

Member of Parliament

A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...

 for Monmouthshire

Monmouthshire (UK Parliament constituency)

Monmouthshire was a county constituency of the House of Commons of Parliament of England from 1536 until 1707, of the Parliament of Great Britain from 1707 to 1801, and of the Parliament of the United Kingdom from 1801 to 1885...

. 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

High Sheriff of Monmouthshire

This is a list of High Sheriffs of Monmouthshire, which was created in 1536 but not fully settled until 1540. The shrievalty was finally abolished in 1974 when the county and shrievalty of Gwent was created.-List of Sheriffs:Served under Henry VIII:...

in 1633.

Arnold married Margaret Evan, daughter of John Evan of Dorset.