| Amann, Karl | FDP | | |
| Basel, Stefan | Verwaltung | | |
| Baumert, Ralf | SPD | | |
| Baumgartner, Dietmar | FW | | |
| Benkler, Walter | FDP | | |
| Beyer-Köhler, Günter | GRÜNE | | |
| Blum, Ralf | CDU | | |
| Bodman, Freiherr von, Johannes | CDU | | |
| Bodmann, Freiherr von, Johannes | Kunststiftung Landkreis Konstanz | | |
| Both-Pföst, Dr. Hubertus | FW | | |
| Brachat-Winder, Birgit | GRÜNE | | |
| Brennenstuhl, Heinz | CDU | | |
| Burchardt, Ulrich | CDU | | |
| Czajor, Marion | Neue Linie | | |
| Demmler, Kurt | CDU | | |
| Denzel, Wolfgang | CDU | 05.12.2011 | bis 05.12.2011 |
| Eisch, Uwe | CDU | | |
| Ellegast, Andreas | CDU | | |
| Engelhardt, Udo | GRÜNE | | |
| Engelmann, Klaus | GRÜNE | | |
| Faden, Jürgen | FW | | |
| Fezer, Isabel | FDP | 04.08.2010 | bis 04.08.2010 |
| Frank, Saskia | GRÜNE | | |
| Friedrich, Peter | SPD | 12.05.2011 | bis 12.05.2011 |
| Fritschi, Alois | CDU | | |
| Geiger, Dr. Georg | FDP | | |
| Goten, van der, Dr. Michael | CDU | 17.12.2012 | bis 17.12.2012 |
| Grams, Christian | | | |
| Hahn, Dr. Max | SPD | | |
| Hänßler, Peter | FDP | | |
| Hänßler, Peter | | | |
| Happle-Lung, Ines | GRÜNE | | |
| Häusler, Bernd | CDU | | |
| Heilig, Elke | | | |
| Herberger, Veronika | FW | | |
| Hirschle, Franz | CDU | | |
| Hirt, Claus-Dieter | GRÜNE | | |
| Hofer, Dr. Sigrid | GRÜNE | | |
| Hoffmann, Andreas | CDU | | |
| Jüppner, Manfred | CDU | | |
| Karcher, Bernd | SPD | 17.10.2010 | bis 17.10.2010 |
| Karle, Wolf-Dieter | FW | | |
| Keck, Jürgen | FDP | | |
| Kennerknecht, Helmut | CDU | | |
| Kessler, Peter | FW | | |
| Klinger, Dr. Michael | FW | | |
| Koch, Hans-Peter | DIE LINKE | | |
| Köskü, Zuhal | | | |
| Kreitmeier, Dr. Christiane | GRÜNE | | |
| Lauer, Rebecca | | | |
| Lehmann, Hans-Peter | CDU | | |
| Lehmann, Siegfried | GRÜNE | | |
| Leichenauer, Stefan | FW | | |
| Leipold, Brigitte | SPD | | |
| Leipold, Jürgen | SPD | | |
| Luick, Prof. Dr. Rainer | GRÜNE | | |
| Maier, Bernhard | CDU | | |
| Michalski, Normann | | | |
| Moser, Johannes | FW | | |
| Müller-Fehrenbach, Wolfgang | CDU | | |
| Mutter, Alfred | CDU | | |
| Netzhammer, Veronika | CDU | | |
| Ostermaier, Artur | FW | | |
| Overlack, Dr. Anne | GRÜNE | | |
| Radojevic, Marco | DIE LINKE | | |
| Regelmann, Johann-Peter | | | |
| Repnik, Hermann | CDU | | |
| Reuther, Wolfgang | CDU | | |
| Ruf, Georg | SPD | | |
| Rühland, Prof. Dr. Dieter | Neue Linie | | |
| Sailer, Manfred | | | |
| Sarikas, Zahide | SPD | | |
| Schäuble, Martin | CDU | | |
| Schmid, Andreas | CDU | | |
| Schmidt, Dr. Jörg | SPD | 31.08.2013 | bis 31.08.2013 |
| Schrott, Walafried | SPD | | |
| Staab, Martin | FW | | |
| Stolz, Rainer | FW | | |
| Storz, Hans-Peter | SPD | | |
| Veser, Ulrike | | | |
| Volk, Bernhard | FW | | |
| Volz, Tobias | SPD | | |
| Weber-Bastong, Claudia Margarete | SPD | | |
| Weckbach, Matthias | CDU | | |
| Wehinger, Dorothea | GRÜNE | | |
| Wehrle, Pius | FW | | |
| Zähringer, Markus | SPD | | |
| Zedler, Reinhard | | | |
| Zindeler, Florian | CDU | | |
| Zoll, Dr. Wolfgang | FW | | |
