Smokey Robinson  – Est. $100 Million

Robinson has come a long way since founding The Miracles, a Motown group that Robinson was the chief producer and songwriter for. Robinson was the vice president of Motown Records as well. He co-founded the record label Tamla and has over three decades worth of experience with composing and singing. He is, without a doubt, one of the most legendary soul singers in the history of music. He has enjoyed a very fruitful and very active career in the industry, indeed!