Foster is typically a surname of English origin that originally denoted someone who looked after or cared for someone else's child. It can also be used as a given name for either gender. The name Foster is often associated with qualities such as compassion, nurturing, and protection. People with the name Foster are believed to be kind-hearted individuals who excel in roles where they can support and guide others. Overall, the name Foster carries connotations of warmth, care, and a strong sense of responsibility.