John Mylles was an English 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...

  in 1659 and 1660.

Mylles was active in the parliamentary cause and was judge advocate for the army. Under the proceedings of the committee for the reformation of Oxford University, he was appointed prebendary of Christ Church, Oxford

Christ Church, Oxford

Christ Church or house of Christ, and thus sometimes known as The House), is one of the largest constituent colleges of the University of Oxford in England...

 sometime between 1648 and 1650. He was removed from the position soon after as he had not taken engagement. He was re-instated as prebendary in or before 1659.

In 1659, Mylles 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 Oxford University

Oxford University (UK Parliament constituency)

Oxford University was a university constituency electing two members to the British House of Commons, from 1603 to 1950.-Boundaries, Electorate and Electoral System:...

 in the Third Protectorate Parliament. He was re-elected MP for Oxford University in the Convention Parliament in 1660.