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John Rolfe was an early settler of the Jamestown colony in what is now Virginia. However, he is best known as the husband of Pocahontas. Rolfe made important contributions to the survival of the Jamestown colony.
John Smith was so important because he helped the colony in many different ways, in order to start the colony. He quoted If you don't work, You don't eat.. So they obviously â¦ worked more then.e obtained samples of the  Nicotiana Tabacum variety of tobacco (from a â¦ Spanish colony  either in South America or Jamaica) which was superior to the  Nicotiana Rustica variety grown locally. It is probable that John  Rolfe was helped in learning cultivation technique by his wife, the  famous Pocahontas.