Sir George Maurice O’Rorke (2 May 1830 – 25 August 1916) was a New Zealand politician, representing (as George O’Rorke) the Auckland seat of Onehunga, and later Manukau, and was Speaker of the House of Representatives.

O’Rorke was born in Moylough, County Galway, Ireland, the third son of the Rev John O’Rorke (an Anglican minister and large landowner) and his third wife Elizabeth (née Dennis).

Rather, he had had an uncle, Henry Dennis, who had settled as a squatter in the Darling Downs in the early 1840s, but who had perished in the sinking of the Sovereign near Moreton Bay in 1847.

[4] O'Rorke served on the Auckland Provincial Council as councillor from November 1865 to October 1876.

They had one son, Edward (Eddie) Dennis O’Rorke (father of the architect Brian O'Rorke).