Some categories of dog breeds don't have the most rigorous testing. The cutest dog breeds aren't necessarily subjective. However, the most intelligent dog breeds have been looked into by various dog experts such as the canine behaviorist Stanley Coren. He lists dog breeds which meet certain parameters and have proved to be very clever in their ability to complete tasks, show initiative and respond to intelligence games.
It is certainly not as simple as saying the most intelligent dog breed is the biggest. Being large in size doesn't necessarily correspond to intelligence. Small dog breeds and medium sized dogs are often also incredibly intelligent. Here we bring you some that are recognized and renowned for their cognitive abilities.

91 breeds

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