Henry I, Lord of Heinsberg (died 1259) was a German nobleman. He was the second son of Gottfried III, Count of Sponheim and ruled as lord of Heinsberg from 1228 until his death.
Life Henry I was the second son of Count Gottfried III of Sponheim and his wife Adelheid of Sayn. He married Agnes of Cleves-Heinsber, daughter of Count Dietrich I of Falkenburg and Heinsberg sometime around 1228 - 1233. Through his marriage to Agnes, he inherited titles and possessions of the Lords of Heinsberg.
The first historical mention of the city of Heinsberg as a town occurs in a document issued by Henry in 1255.Codex diplomaticus rheno-mosellanus, II. Theil, N° 119.
Issue Henry I and Agnes of Cleves had 4 children:
Dirk II of Heinsberg Aleida of Sponheim Johann I von Heinsberg Isalda of Heinsberg
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