Keely is a name of Irish origin that means "beautiful" or "slender." It is typically used as a girl's name and has a sweet, feminine sound to it. People with the name Keely are often described as kind, compassionate, and friendly individuals. They have a strong sense of creativity and artistic flair, often excelling in fields such as music, art, or writing. Keely's have a natural ability to connect with others and bring joy and positivity wherever they go.