Poisson (surname)
Poisson is a French surname meaning "fish". Notable people with the surname include:
- Abel-François Poisson, marquis de Marigny, French nobleman who served as the director general of the King's Buildings
- Albert Poisson, French alchemist
- David Poisson , American politician
- David Poisson , French alpine skier
- Émile Poisson, Beninese politician
- Eric Poisson, Canadian gravitational physicist
- Georges Poisson, French art historian
- Gilles Poisson, Canadian professional wrestler
- Jean-Frédéric Poisson, French politician
- Jeanne Antoinette Poisson, Marquise de Pompadour, better known as Madame de Pompadour, a member of the French court and the official chief mistress of Louis XV from 1745 to her death
- Pascal Poisson, French cyclist
- Paul Poisson , French actor
- Paul Poisson , Canadian politician
- Philippe Poisson, better known as Phil Fish, Canadian video game designer
- Philippe Poisson , French actor and playwright
- Pierre-Marie Poisson, French sculptor and medallist
- Raymond Poisson, French actor and playwright
- Siméon Denis Poisson, French mathematician, geometer, and physicist