Chenin Blanc is not a Chardonnay. Chenin Blanc and Chardonnay are two separate varieties of grapes. Chenin Blanc is known for being one of the most versatile grape varieties in the world. Depending on the style a Chenin Blanc may be similar in flavor profile to a Chardonnay. Some winemakers may even blend Chenin Blanc and Chardonnay to make a specific flavor profile, but each of these wines originate from a different variety of grape.