C.S. Lewis’s Birthday Published on November 29, 2011 by cslewisfoundation Today is the 113th anniversary of C.S. Lewis’s birthday. Happy Birthday, Jack! Share this: Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn