What is the French word translation of a wine taster?

The French word for a wine taster is dégustateur.

However, depending on the context, other terms might be more appropriate:

* Sommelier: This is the most common term for a wine professional who specializes in selecting, tasting, and pairing wine with food.

* Oenologue: This term refers to a wine expert who studies the science of winemaking.

* Œnologue: This is another spelling for oenologue.

The best translation will depend on the specific situation and the level of expertise of the wine taster.