Richard Joseph Leitsch (May 11, 1935 – June 22, 2018), also known as Richard Valentine Leitsch and more commonly Dick Leitsch, was an American LGBT rights activist. He was president of gay rights group the Mattachine Society in the 1960s. He conceptualized and led the "Sip-In" at Julius' Bar, one of the earliest acts of gay civil disobedience in the United States, LGBT activists used "sip-ins" to attempt to gain the legal right to drink in bars in New York. He was also known for being the first gay reporter to publish an account of the Stonewall Riots and the first person to interview Bette Midler in print media.