He was educated at Cambridge University (1564) and Lincoln's Inn (1571), and was called to the bar in 1580.
He succeeded his father in 1574, inheriting the Porthamel Isa estate, on which he built Plas Coch in 1569.
He was bencher at Lincoln's Inn in 1594, Autumn reader in 1595, and treasurer in 1602–03.
He was elected a Member (MP) of the Parliament of England for Anglesey in 1597.
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