Kieran Culkin is Macaulay Culkin’s younger brother, thus yes, they are related.
David Richardson
Published Mar 29, 2026
Without a doubt, one of the most well-known and successful American actors is Kieran Culkin.
He has been portraying Roman Roy in the HBO drama series Succession since 2018. He received three Golden Globe nominations for the role in 2019, 2020, and 2022, as well as one for the Critics’ Choice Television Award in 2022.
Culkin made a brief cameo as Macaulay McCallister’s cousin Fuller McCallister in the film Home Alone. He continued acting throughout his infancy and adolescence, specializing in comedies like “Father of the Bride Part I” and “Father of the Bride Part II.”
In addition, he is a part of the ensemble cast of the HBO series Succession. For his roles as Roman Roy in the series in 2018, 2020, and 2021, an actor received a Golden Globe nomination for Best Supporting Actor in a Series, Miniseries, and TV Film.
Yes, as the younger brother, Kieran Culkin is related to Macaulay Culkin
Yes, Kieran and Macaulay are connected. Macaulay’s younger brother is Kieran. In his prime, Macaulay was one of the most well-known and well-paid actors in the industry.
Alongside his brother Macaulay Culkin, Kieran Culkin
Kieran’s brother is frequently recognized as the most successful young performer of the 1990s and was named second on VH1’s list of the “100 Greatest Kid-Stars.” As a young actor in the first two films in the Home Alone film series, Kevin McCallister rose to fame. A Golden Globe nomination for Best Actor – Motion Picture Musical or Comedy was also made for him.
Macaulay and Kieran are reared alongside their five other siblings. Children in the household experienced financial hardship. In the Yorkville neighborhood of Manhattan, they share a small flat.
Family And Siblings Of Kieran Culkin
In his family, Kieran Culkin has six siblings. Dakota, Macaulay, Quinn, Christian, Rory, and Shane are the names of his siblings. He also had a paternal half-sister named Jennifer who was born in 1970 and died in 2000. Culkin’s paternal aunt is actress Bonnie Bedelia.
He was raised in the Yorkville neighborhood of Manhattan, where he shared a home with his parents and brothers. His father was a sacristan at a nearby Catholic church, while his mother was a telephone operator. When he was a small child, the family was financially unstable.
They lived with their parents for 21 years, from 1974 until 1995. They did not, however, ever get married. After meeting in North Dakota, they allegedly began dating around 1974. They moved to New York after a few years in North Dakota. But in September 1995, they got a divorce. According to reports, Kieran’s parents engaged in a protracted legal battle after their divorce about who would obtain custody of their children.
Where Are Kieran Culkin’s Parents From And Who Are They Now?
Christopher Cornelius “Kit” Culkin, the father of Kieran Culkin, is a North Dakota native. He is Bonnie Bedelia’s brother and a former actor best known for his Broadway productions. His mother, Patricia Brentrup, lived with Kit for 21 years, from 1974 to 1995; however, they were never wed.
In 1974, while both were employed as traffic controllers in Sundance, Wyoming, Kieran’s parents initially got together.
According to a 2001 NYMag article about Kieran’s father, they are dating Jeanette Krylowski. The two have apartments in Phoenix, Arizona, where they once lived. Jeanette tragically passed away in 2017.
Patricia married Mart D. Cox and gave birth to Kara Cox after Kit and Patricia split up. With her new family, she currently resides in Billings, Montana.