The couple, who got engaged last year, would be expecting their first child by the end of the summer.
Joaquin Phoenix will reportedly become the father of his first child with his fiancée Rooney Mara.
According to PageSix.com, sources confirmed that the actress, 35, was pregnant, claiming that she and her fiancé, 45, could be up to six months pregnant.
None of the stars has confirmed the report yet, and representatives of the famous couple apparently “declined to respond to numerous requests for comment from PageSix.com.”
The couple, who appeared together in the movies Her and Mary Magdalene, got engaged in July of last year (2019), three years after they started dating.