Judit Rumy de Rum et Rábadoroszló (11 January 1606 – 1663) was a Hungarian noblewoman, wife of Dániel Esterházy, the founder of the Csesznek branch of the House of Esterházy.^[1] She was the lady of Gáta (today: Gattendorf, Austria, Hungarian: Lajtakáta). Later, her property belonged to the Esterházy family.

Her grandfather was Vice-ispán of Vas County Ferenc Rumy. Baron Dániel and she married on 20 February 1623.^[2] They had several children:

• Zsófia (16 March 1624 – 26 March 1624), died as an infant
• János (27 January 1625 – 22 June 1692), created Count in 1683
• Tamás (20 December 1625 – 26 August 1652), killed in the Battle of Vezekény
• Zsigmond (30 December 1626 – 1692)
• Gáspár (13 January 1628 – 26 August 1652), killed in the Battle of Vezekény
• Mihály (28 February 1629 – 27 July 1686), killed in the Battle of Buda
• György (25 March 1630 – 9 August 1663), Titular Bishop of Szendrő, killed in the Battle of Párkány
• Ádám (1631 – 12 August 1638), died young
• Mária Magdolna (19 February 1633 – 1672), married to Count András Serényi de Kisserény (d. 1689) in 1672
• Anna (11 March 1634 – 22 November 1635), died young
• Krisztina (1 August 1635 – 31 December 1640), died young
• Gábor (5 September 1637 – 8 September 1637), died as an infant (twin)
• András (5 September 1637 – September 1643), died young (twin)
• Imre (15 September 1638 – 1670)
• István (19 January 1640 – 4 February 1643), died young
• János (2 February 1643 – 4 February 1643), died as an infant