Thief's End. Russell Adler, a character of Call of Duty: Black Ops Cold War by Treyarch. Sadie Adler, character in Red Dead Redemption 2. Samantha Adler, arms dealer in the novel series Son Altesse Sérénissime Scott Adler, a fictional character featured in the Tom Clancy Jack Ryan universe novels. Adler is a career U.S. Department of State employee who rises throughout the series, eventually becoming Secretary of State. Vincent Adler, antagonist behind the first two seasons of White Collar Wilhelm Adler, main character in Saul Bellow's novella Seize the Day John Adler, main character in Mary Burton's novel Her Last Word References Jewish surnames German-language surnames Yiddish-language surnames Surnames from nicknames