1925 – He was born on the 14th of September.
– He served as General Procurator of Saint Lucia, Saint Vincent and the Grenadines and Grenada.
1969 – He gave up the public service and became a lawyer.
When the Saint Lucia Labour Party gained power in 1979, Cenac became attorney general in the government of Allan Louisy.
1981 – When Louisy resigned on the 4th of May, Cenac became prime minister.
1982 – He served for 8 months until he too was forced to resign due to political conflicts on the 17th of January.
2004 – He died on the 22nd of September.