Louise-Magdeleine Horthemels, or Louise-Madeleine Hortemels, also called Magdeleine Horthemels, was a French engraver, the mother of Charles-Nicolas Cochin. She is also sometimes credited under her married name of Louise Madeleine Cochin or Madeleine Cochin.

Charles-Nicolas Cochin was a French engraver, designer, writer, and art critic. To distinguish him from his father of the same name, he is variously called Charles-Nicolas Cochin le Jeune, Charles-Nicolas Cochin le fils, or Charles-Nicolas Cochin II.