Possible Clues:

• He's featured in Paris's Musée de l'Orangerie
• Poplar Series painter
• Pioneer in Impressionism
• 'The Seine at Giverny' artist
• Father of Impressionism
• French impressionist Claude
• 'Le Bassin aux Nymphéas' painter
• Claude who painted 'Water Lilies'
• Claude —, French painter
• 'The Bridge at Argenteuil' painter