7. Cavalier King Charles Spaniel
A toy dog that is growing rapidly in popularity, the Cavalier King Charles Spaniel is adorable and affectionate. They tend to weigh only 15 pounds and stand roughly 1 foot tall. They are typically defined by silky straight or wavy coats that come in a variety of colors. Their gentle nature and affection makes this breed perfect for seniors. In fact, they were historically bred as lap dogs, although they can be active as well. This breed is known to get along with other dogs and children, as well as being able to thrive in just about any living situation. Seniors will adore this affectionate and easygoing breed.