Charlize Theron is notoriously private about her life so when she declared her love on Instagram for a very special man, her fans went wild. The Italian Job actress dedicated her social media post to none-other-than Keanu Reeves, who celebrated his 56th birthday on Wednesday. Charlize, 45, seized the opportunity to share a photo and her feelings for the man she's filmed two movies with. MORE: Charlize Theron shares her secrets to staying in shape WATCH: Charlize Theron as you've never seen her