Hamilton Fish IV
Fish c. 1985
Member of the U.S. House of Representatives from New York
In office January 3, 1969 – January 3, 1995
Preceded by	Joseph Y. Resnick
Succeeded by	Sue W. Kelly
Constituency	28th district (1969–1973) 25th district (1973–1983) 21st district (1983–1993) 19th district (1993–1995)
Personal details
Born	(1926-06-03)June 3, 1926 Washington, D.C., U.S.
Died	July 23, 1996(1996-07-23) (aged 70) Washington, D.C., U.S.
Political party	Republican
Spouses	Julia MacKenzie ​ ​ (m. 1951; died 1969)​ Billy Laster Cline ​ ​ (m. 1971; died 1985)​ Mary Ann Tinklepaugh ​ ​ (m. 1988)​
Children	4, including Hamilton V and Nick
Parent(s)	Grace Chapin Hamilton Fish III
Relatives	Fish family
Education	Kent School
Alma mater	Harvard University (AB) New York University (LLB)
Military service
Allegiance	United States of America
Branch/service	United States Navy Reserve
Years of service	1944–1946
Hamilton Fish IV's voice Fish speaks on the Civil Rights Act of 1991 Recorded November 7, 1991

Hamilton Fish IV or Hamilton Fish Jr. (June 3, 1926 – July 23, 1996) was an American Republican politician who represented parts of New York's Hudson Valley region in the United States House of Representatives for thirteen terms from 1969 to 1995.^[1] Fish was a member of the prominent Fish political family;^[2] his grandfather (Hamilton Fish II) and father (Hamilton Fish III), both also named Hamilton, represented the region from 1909 to 1911 and 1920 to 1945, respectively.

Fish was born in Washington, D.C., the son of Grace Chapin and Hamilton Fish III (1888–1991). His grandfathers were Hamilton Fish II (1849–1936) and Alfred C. Chapin, who were both lawyers and politicians. He was a great-grandson of Hamilton Fish (1808–1893), and a descendant of Lewis Morris and John Kean.^[2]

He graduated from Kent School in 1944 and Harvard College in 1949. He received an LL.B. from the New York University School of Law in 1957. He also attended Harvard Kennedy School. While in college, Fish was a member of the United States Naval Reserve from 1944 to 1946.^[2]

From 1951 to 1953, Fish served with the United States Foreign Service and was posted as vice consul to Ireland.^[1] He practiced law privately before his election to the House, and in 1961, Fish served as a lawyer for the New York State Assembly's Judiciary Committee.^[2]

Fish was a candidate for the 90th Congress in 1966. While he won the Republican primary, he was defeated in the general election by Democrat Joseph Y. Resnick. In the 1968 Republican primary, he defeated G. Gordon Liddy,^[3] and went on to win in the general election that year. He served in the 91st United States Congress,^[4][5] and was re-elected to the 12 succeeding Congresses, serving from January 3, 1969, to January 3, 1995.^[1]

As a member of the U.S. House Committee on the Judiciary in 1974, he voted in favor of the first two of the three articles of impeachment (for obstruction of justice and abuse of power) of President Richard Nixon during the impeachment process against Nixon.^[6]

Fish twice served as a House impeachment manager, being among those who successfully prosecuted the cases against Judges Harry E. Claiborne and Alcee Hastings in their impeachment trials.^[7]

In 1951, Fish was married to Julia MacKenzie (1927–1969),^[8] who was born in Montreal, Quebec, and was the daughter of Ellice MacKenzie.^[9][10] Together, they were the parents of:^[2]

• Hamilton Fish V (born 1952), who ran for Congress in 1988 and 1994 as a Democrat without success.^[11][12] He is married to Sandra Harper.
• Julia Alexandria "Alexa" Fish (born 1953), who married Thomas Ward, a descendant of Samuel Gray Ward.^[13]
• Nicholas Stuyvesant Fish (1958–2020), also a Democrat who was chairman of Manhattan Community Board 5. Member of the Portland City Council 2008–2020.
• Peter Livingston Fish (born 1959)

After Julia's death in a car accident in 1969,^[8] he married Billy Laster Cline (1924–1985), the daughter of Mayne E. Laster (1903–1972), a cattle rancher, and Mildred (née Greenwood) Laster (1912–1987), in 1971.^[14][15] They remained married until her death in 1985.^[16] In 1988,^[17] he married Mary Ann Tinklepaugh (b. 1930), a Deputy Assistant Secretary of Commerce in the Reagan and Bush administrations.^[2]

A heavy smoker, Fish retired from Congress in 1994, after being diagnosed with lung cancer and prostate cancer. He died from cancer at his home in Washington, D.C., on July 23, 1996, at the age of 70.^[2]

• List of members of the American Legion

• United States Congress. "Hamilton Fish IV (id: F000141)". Biographical Directory of the United States Congress.
• Biography and index to papers
• FBI file at Internet Archive
• Hamilton Fish IV at Find a Grave
• Desmond-Fish Library Archived May 5, 2010, at the Wayback Machine Public Library co-founded by Hamilton Fish IV. Library has many Fish family artifacts, papers and portraits on display.
• LiSA (Livingston-Svirsky Archive) Archived January 13, 2012, at the Wayback Machine Contains many online documents on the Fish Family.
• Appearances on C-SPAN