Gandhi is a common Hindu name.
Yeah, sure. But these Ghandies paternally belong to Zorastrian stock. Indira Gandhi had married Feroze Jehangir Ghandy. Feroze Gandhi - Wikipedia
He was a nice gentleman and a rebel
"Feroze soon became a prominent force in his own right, criticizing the government of his father-in-law and beginning a fight against corruption .. In a case exposed by Feroze in December 1955, he revealed how Ram Kishan Dalmia, as chairman of a bank and an insurance company, used these companies to fund his takeover of Bennett and Coleman and started transferring money illegally from publicly held companies for personal benefit.
.. he raised the Haridas Mundhra scandal involving the government controlled LIC insurance company. This was a huge embarrassment to the clean image of Nehru's government and eventually led to the resignation of the Finance Minister T.T. Krishnamachari. His rift with Indira had also become public knowledge by then, and added to the media interest in the matter.
.. starting with the Life Insurance Corporation. At one point he also suggested that TATA Engineering and Locomotive Company (TELCO) be nationalized since they were charging nearly double the price of a Japanese railway engine. This raised a stir in the Parsi community since the Tatas were also Parsi. He continued challenging the government on a number of other issues, and emerged as a parliamentarian well-respected on both sides of the bench."