Ponderosa Son refers to two characters from the 1960s western television series Bonanza. Hoss, whose real name is Eric Cartwright, is the middle son of Ben Cartwright and is portrayed as a gentle giant with a heart of gold. Little Joe, whose real name is Joseph Cartwright, is the youngest son of Ben Cartwright and is portrayed as an impulsive, hot-headed young man. Both characters are beloved by fans of the show for their loyalty and dedication to their family.