SAP (annis 1872 - 1890): Gulielmus Hasenclever/Georgius Gulielmus Hartmann • Gulielmus Liebknecht/Augustus Bebel/Gulielmus Hasenclever/Georgius Gulielmus Hartmann
SPD (annis 1890 - 1933): Paulus Singer/Alvinus Gerisch • Augustus Bebel/Paulus Singer • Augustus Bebel/Hugo Haase • Fridericus Ebert/Hugo Haase • Fridericus Ebert •
Fridericus Ebert/Philippus Scheidemann • Hermannus Müller/Otto Wels • Hermannus Müller/Otto Wels/Arthurus Crispien • Otto Wels/Arthurus Crispien • Otto Wels/Arthurus Crispien/Ioannes Vogel
in exilio (annis 1933 - 1939):Otto Wels/Ioannes Vogel • Ioannes Vogel
ab anno 1945: Curtus Schumacher (1946) • Ericus Ollenhauer (1952) • Gulielmus Brandt (1964) • Ioannes Iochen Vogel (1987) • Björn Engholm (1991) • Ioannes Rau (1993) • Rudolphus Scharping (1993) • Anscharius Lafontaine (1995) • Gerardus Schröder (1999) • Franciscus Müntefering (2004) • Matthias Platzeck (2005) • Curtius Beck (2006) • Franciscus Gualterius Steinmeier (2008) • Franciscus Müntefering (2008) • Sigmarius Gabriel (2009) • Martinus Schulz (2017) • Olaus Scholz (2018, pro tempore) • Andrea Nahles (2018) • Manuela Schwesig (2019, pro tempore) et Maria-Ludovica Dreyer (2019, pro tempore) et Thorsten Schäfer-Gümbel (2019, pro tempore) • Sascia Esken et Norbertus Walter-Borjans 2020
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