Secretary of Health and Human Services Robert F. Kennedy Jr.‘s political rise has placed renewed attention on America’s most famous political dynasty. As the son of the late Senator Robert F. Kennedy and the nephew of President John F. Kennedy, RFK Jr. occupies a central yet divisive position in the storied Kennedy family tree. His political ambitions, controversial public positions, and Cabinet confirmation by Donald Trump have spotlighted both his lineage and the fractures within it.

The Kennedy family legacy spans five generations of public service, political office, and activism. From local bar owner and Massachusetts legislator P.J. Kennedy in the 1800s to President John F. Kennedy’s 1960 election and beyond, the family’s political lineage has long shaped U.S. history.

Why It Matters

Robert F. Kennedy Jr.’s confirmation as Secretary of Health and Human Services under President Donald Trump—and his failed independent run for the White House in 2024—have brought sharp divides within the Kennedy family into the open. Several relatives have publicly criticized his stance on vaccines and public health, positions that run counter to the legacy many in the family uphold.

On January 28, Caroline Kennedy—JFK’s daughter and the U.S. ambassador to Australia—wrote a letter to U.S. senators denouncing her cousin’s nomination, calling RFK Jr. a “predator” and asserting he is “addicted to attention and power” and “unqualified” to shape national health policy, as reported by People​.

Four of RFK Jr.’s siblings echoed that sentiment during his 2024 campaign, labeling him “dangerous to our country,” according to People​.

The Full Kennedy Family Tree

Robert F. Kennedy Jr. was born in 1954, the third child of Senator Robert F. Kennedy and Ethel Kennedy. The couple, married in 1950, had 10 other children, in addition to RFK, Jr. His siblings are:

• Kathleen Kennedy Townsend, born in 1951
• Joseph Patrick Kennedy II, born in 1952
• David Anthony Kennedy, born in 1955
• Mary Courtney Kennedy Hill, born in 1956
• Michael LeMoyne Kennedy, born in 1958
• Mary Kerry Kennedy, born in 1959
• Christopher George Kennedy, born in 1963
• Matthew Maxwell Taylor Kennedy, born in 1965
• Douglas Harriman Kennedy, born in 1967
• Rory Elizabeth Kennedy, born in 1968

Robert F. Kennedy Sr. was born in 1925 to parents Joseph Patrick Kennedy Sr. and his wife, Rose Elizabeth Fitzgerald. The couple married in 1914 and had nine children together, one of whom was former president John F. Kennedy:

• Joseph Patrick Kennedy Jr., born in 1915
• Former President John F. Kennedy, born in 1917
• Rosemary Kennedy, born in 1918
• Kathleen “Kick” Kennedy, born in 1920
• Eunice Kennedy, born in 1921
• Patricia Kennedy, born in 1924
• Robert F. Kennedy Sr. (Robert F. Kennedy Jr.’s father), born in 1925
• Jean Kennedy, born in 1928
• Edward “Ted” Moore Kennedy, born in 1932

The family’s involvement in politics dates back to Joseph Patrick Kennedy Sr., who developed connections with Franklin D. Roosevelt and later became the first chairman of the Securities and Exchange Commission, reported People. He also served as the U.S. Ambassador to the United Kingdom.

Robert F. Kennedy’s Family Tree

The current Secretary of Health and Human Services has six children and has been married three times. His first marriage was to Emily Ruth Black, to whom he was married from 1982 to 1994. The couple had two children: Robert “Bobby” Kennedy III and Kathleen “Kick” Kennedy.

RFK Jr.’s second marriage was to Mary Richardson, whom he was married to from 1994 through 2010. The couple had four children: Conor Kennedy, Kyra Kennedy, Aidan Kennedy and William “Finn” Kennedy.

Richardson died by suicide in 2012.

RFK Jr. is now married to Chery Hines, whom he wed in 2014. He’s a stepfather to her daughter.

The Kennedy Family’s Ties to U.S. Politics

The Kennedy family has long been entwined with American political history, producing a lineage of lawmakers, diplomats, and public servants spanning multiple generations. Members of the Kennedy clan have held positions at nearly every level of government. Their influence has extended not only through electoral office but also through significant appointments, diplomatic roles, and prominent advocacy, making the family one of the most enduring dynasties in U.S. political life.

• Joseph P. Kennedy Sr.: Appointed as the first Chairman of the U.S. Securities and Exchange Commission (1934–1935) by President Franklin D. Roosevelt. Served as U.S. Ambassador to the United Kingdom (1938–1940) during the lead-up to World War II.
• Robert F. Kennedy Sr.: Served as U.S. Attorney General (1961–1964) and U.S. Senator from New York (1965–1968). He also ran for president in 1968 before his assassination.
• John F. Kennedy: Served as a U.S. Representative from Massachusetts (1947–1953). Elected as a U.S. Senator from Massachusetts (1953–1960). Became the 35th President of the United States (1961–1963), the first Catholic president.
• Robert F. Kennedy Jr.: Confirmed to be Secretary of Health and Human Services under President Donald Trump.
• Kathleen Kennedy Townsend: Daughter of RFK Sr., she served as lieutenant governor of Maryland from 1995 to 2003.
• Edward “Ted” Kennedy: The youngest Kennedy brother, he served as a U.S. Senator from Massachusetts from 1962 until his death in 2009, making him one of the longest-serving senators in U.S. history.
• Joseph P. Kennedy II: Served as a U.S. Representative from Massachusetts’s 8th district (1987–1999).
• Caroline Kennedy: Appointed by President Barack Obama as U.S. Ambassador to Japan (2013–2017). Appointed by President Joe Biden as U.S. Ambassador to Australia (2022–present).
• Mark Shriver: Son of Eunice Kennedy Shriver and Sargent Shriver, he served in the Maryland House of Delegates from 1995 to 2003.
• Patrick J. Kennedy: Son of Ted Kennedy, he served as a U.S. Representative from Rhode Island’s 1st congressional district from 1995 to 2011.