| Brendan O'Brien | |
| Birth Place: | Scarsdale, New York |
| Nationality: | American |
| Occupation: | Screenwriter |
| Years Active: | 2014–present |
| Spouse: | Amanda Headrick |
| Children: | 2 |
Brendan O'Brien is an American screenwriter, best known for writing 2014 film Neighbors along with Andrew J. Cohen.
O'Brien and his screenwriter-director friend Andrew J. Cohen were both born and grew up in Scarsdale, New York, and both went to Scarsdale Middle School, where they became friends in the sixth grade.[1] O'Brien graduated from Georgetown University.
In 2014, O'Brien co-wrote the script for the comedy film Neighbors along with Cohen, starring Zac Efron and Seth Rogen.[2] The film was directed by Nicholas Stoller and released on May 9, 2014.[3]
O'Brien and Cohen also co-wrote the scripts for two 2016 films, and Mike and Dave Need Wedding Dates.
O'Brien and Cohen also co-wrote the 2017 comedy film The House. Cohen made his directing debut with the film.[4]
In June 2020 it was announced that O'Brien was set to write the screenplay for .[5] He would ultimately receive a "Story by" credit.[6]
O'Brien is married to Amanda Headrick. They have two boys, Gabriel and Jack.