Peter I of Cyprus or Pierre I de Lusignan (9 October 1328 in Nicosia – 17 January 1369 in Palace of La Cava, Nicosia) was King of Cyprus and titular King of Jerusalem from his father's abdication on 24 November 1358 until his own death in 1369. He was also Latin King of Armenia from either 1361 or 1368. He was the second son of Hugh IV of Cyprus, the first by his second wife Alice of Ibelin.