Rubuta ci gaba don wannan sakin layi - Wilhelm Christoforovich Derfelden (; 1737 <unk> 20 Satumba 1819) ya kasance Janar na Cavalry na Imperial na Rasha daga dangin Jamusawa na Baltic. Ya yi yaƙi a Yaƙin Russo-Turkish na 1768<unk>1774, Yaƙin Russo-Turkish na 1787<unk>1792, Yakin Poland<unk>Rasha na 1792
, da Tashin Kościuszko na 1794. A cikin wannan rikici na ƙarshe ya jagoranci sojoji a yaƙe-yaƙe na Chełm da Praga. Bayan wani lokaci na rashin aikin yi, ya shiga rundunar Alexander Suvorov a 1799 a matsayin mai ba da shawara na soja ga Grand Duke Konstantin Pavlovich na Rasha. Daga baya ya jagoranci wani rukunin a Novi, Gotthard Pass, da kuma a yakin Suvorov na Switzerland.