Parramatta is an electoral district of the Legislative Assembly in the Australian state of New South Wales.

It is currently held by Donna Davis of the Labor Party since the 2023 NSW state election.

Oh its current boundaries, Parramatta takes in the suburbs of Camellia, Carlingford, Dundas, Dundas Valley, Ermington, Granville, Harris Park, Melrose Park, North Parramatta, North Rocks, Oatlands, Parramatta, Rosehill, Rydalmere, Telopea and Westmead, as well as part of Mays Hill.

For most of its single member history since 1927 and prior to 2011 Parramatta was a safe Labor Party seat.

Labor went into the 2011 election holding the seat with a margin of 13.1 percent, but Liberal challenger Geoff Lee won it on a swing of 25.8 percent, turning it into a safe Liberal seat in one stroke.