| Ratsherr Simon Haack | GRÜNE | | |
| Mauritz Hagemann | | | |
| Ratsherr Philipp Hagemann | SPD | | |
| Pia Hagemann | | | |
| Ute Hagemann | SPD | | |
| Maria Hähn | | | |
| Dr. Thomas Haiber | | | |
| Melanie Haider | CDU | | |
| Jonas Hakenes | | | |
| Richard-Michael Halberstadt | CDU | | |
| Peter Hamann | CDU | | |
| Dr. Ralf Hammecke | | | |
| Uta Hansen | SPD | | |
| Jan Harbecke | | | |
| Ratsfrau Mathilda Harbering | GRÜNE | | |
| Joachim Harder | GRÜNE | | |
| Andreas Harms | Die Linke | | |
| Andreas Harnisch | | | |
| Heinz-Georg Hartmann | | | |
| Rinas Hasan | | | |
| Shafiq Hasan | | | |
| Dr. Brigitte Hasenjürgen | GRÜNE | | |
| Yahye Hassan | | | |
| Jacob Hassel | | | |
| Teresa Häuser | | | |
| Andreas Hayden | | | |
| Christian Hecker | | | |
| Marc Hehn | | | |
| Dr. Ulrike Heidecke | SPD | | |
| Valentin Heider | | | |
| Andreas Heinemann | | | |
| Prof. Dr. Susanne Heinicke | | | |
| Carmen-Anna Heinrichs | | | |
| Petra Heiny | | | |
| Dr. Markus Heinzelmann | | | |
| Thilo Heise | | | |
| Niclas Heiser | | | |
| Sören Heller | | | |
| Dr. Hauke Enno Helling | GRÜNE | | |
| Dr. Friedrich Helmert | | | |
| Birgitt Helms | | | |
| Mónika Hemesath | | | |
| Ludger Hemker | | | |
| Helga Hendricks | | | |
| Nicolas Hendricks | | | |
| Patrick Henke | | | |
| Petra Hensel-Stolz | CDU | | |
| Anne Kathrin Herbermann | GRÜNE | 10.12.2025 | bis 10.12.2025 |
| Ratsherr Leon Herbstmann | GRÜNE | | |
| Benedikt Herold | | | |
| Marius Herwig | SPD | | |
| Dr. Bettina Hesse | | | |
| Josef Hesse | | | |
| Michaela Heuer | | | |
| Dezernent/in Wolfgang Heuer | | | |
| Dr. Tanja Heuermann | | | |
| A. Annegret Hilbig | GRÜNE | | |
| Thomas Hilgemeier | | | |
| Uwe Himmelskötter | | | |
| Jens Hinrichs | | | |
| Christian Hinzmann | CDU | | |
| Lena Höckerschmidt | | | |
| Andreas Hoesch | | | |
| Christof Hoffmann | | | |
| Prof. Leni Hoffmann | | | |
| Ludger Hohenberger | | | |
| Helmut Hohenlöchter | | | |
| Olga Holin-Burmann | SPD | | |
| Hugo Hölken | CDU | | |
| Ines Holthaus | | | |
| Thomas Holzlehner | | | |
| Fabian Hönicke | | | |
| Dorothee Höpfner | | | |
| Pia Hoppenberg | | | |
| Dr. Christoph Hoppenheit | | | |
| Cornelia Höring | | | |
| Hadi Hoseini | | | |
| Nina Huber | | | |
| Katharina Huesmann | GRÜNE | | |
| Josef Huesmann-Ratermann | | | |
| Tom Hülk | | | |
| Jennifer Hülskötter | | | |
| Ratsfrau Anna Hünker | GRÜNE | | |
| Lauin Amir Hurmiz | | | |
| Wolfgang Husch | | | |
| Mario Huslage | | | |
| Ralf Hüvelmeyer | | | |
