Name Louis Adrien | ||
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Louis Gaston Adrien de Ségur (April 15, 1820 – June 9, 1881) was a French bishop and charitable pioneer.

In 1881 he organized the first formal Eucharistic Congress in Lille France which was approved by Pope Leo XIII and was attended by 4,0000 people.
References
Louis Gaston Adrien de Ségur Wikipedia(Text) CC BY-SA