But don't expect a Madonna-sized bash, he said.
"I paid for Madonna's 50th," Ritchie said of his wife's party. "And unless someone's prepared to pay the same amount for mine, it's unlikely to be as big."
Besides, the writer-director has kept quiet about his big day, said Gerard Butler, one of the stars of "RocknRolla."
"He didn't tell anybody," Butler said. "I'm thinking he doesn't want anybody to know he's that old."
Ritchie still wants gifts though: "Just lots of accolade and money."