Konstanty Ludwik Plater (born 1722 – died 31 March 1778 in Krāslava), was Castellan of Troki from 1770, voivode of Mstislavl from 1758 to 1770, Castellan of Polotsk from 1754 to 1758, the great Lithuanian Magnus Scriptor from 1746 to 1754, Maréchal of the Lithuanian Tribunal in 1754, and Starosta of Livonia and Dyneburg.
Konstanty Ostrogski | Ludwik Solski Academy for the Dramatic Arts | Konstanty Ildefons Gałczyński | Konstanty Zakrzewski | Jim Konstanty | George Plater | Plater | Ludwik Starski | Ludwik Rajchman | Ludwik Mlokosiewicz | Ludwik Konarzewski-junior | Ludwik Hieronim Morstin | Konstanty Wasyl Ostrogski | Konstanty Jodko-Narkiewicz | Henry Plater-Zyberk | Elizabeth Plater-Zyberk | Adam Ludwik Czartoryski |