Heinrich XXIV, Count Reuss of Köstritz (26 July 1681 in Schleiz — 24 July 1748 in Greiz) was Count Reuss of Köstritz from 1692 to his death. He was the founder of the Reuss-Köstritz line of the House of Reuss.
Marriage and issues
On 6 May 1704, Heinrich XXIV married Baroness Eleonore of Promnitz-Dittersbach. They had following children:
Heinrich V (1706–1713)
Heinrich VI (1707–1783)
Heinrich VIII (1708–1710)
Luise (1710–1756)
Heinrich IX (1711–1780)
Sophia (1712–1781)
Heinrich X (1715–1741)
Conradina Eleonora (1719–1770), married Heinrich XI of Greiz in 1743
Heinrich XXIII (1722–1787)