Prince Harry and Markle have yet to meet the high-energy, evangelical preacher, who has been credited with shaking up the face of Episcopalianism, the US-based branch of the global Anglican communion.
Curry is a socially progressive bishop who has frequently compared the black and LGBT civil rights movements. He is the first African-American to lead the Episcopal Church and is known for his inspirational preaching style. From the guest list to the wedding dress, here's everything you need to know about this year's biggest royal wedding.
The Dean of Windsor, David Conner, is to conduct next week's service, before Justin Welby officiates as the couple make their marriage vows.
A senior USA bishop will deliver an address at the wedding between Prince Harry and Meghan Markle on Saturday.
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Harry and Markle's selection of an American pastor is a break from royal customized.
The Reverend Michael Bruce Curry gives a thumbs up as he arrives for his Installation ceremony at the Washington National Cathedral, in Washington, D.C., on November 1, 2015.
The Suits actress was quietly baptised by Archbishop Welby ahead of her wedding to Prince Harry whose grandmother, the Queen, is the head of the Anglican Church. "Now that Bishop Curry is going to be there, I will be waking up on time to catch his comments", Smith said. The bishop says his father chose to become a part of the church after he and his mother had been allowed to drink from the same chalice being passed among white parishioners in racially segregated Ohio.
The bishop previously made waves following the release of his book "Crazy Christians: A Call to Follow Jesus".
Welby said in a statement that he was pleased by the couple's decision to ask Curry to deliver the address at the nuptial.