Leo T. McCarthy, New Zealand-American soldier, lawyer, and politician, 43rd Lieutenant Governor of California (born 1930)

Leo Tarcissus McCarthy was an American politician and businessman. He served as the 43rd lieutenant governor of California from 1983 to 1995.

The lieutenant governor of California is the second highest executive officer of the government of the U.S. state of California. The lieutenant governor is elected to serve a four-year term and can serve a maximum of two terms. In addition to largely ministerial roles, serving as acting governor in the absence of the governor of California and as President of the California State Senate, the lieutenant governor either sits on many of California's regulatory commissions and executive agencies.

February 5 is the 36th day of the year in the Gregorian calendar; 329 days remain until the end of the year.