His name's Pat Kiernan. He's a real-life news anchor who's played himself in various films, both within and without the MCU.
From Wikipedia:
Patrick Kiernan (born November 20, 1968) is a Canadian-American television host, appearing as the morning news anchor of NY1 since 1997. He is widely known in New York City for his "In the Papers" feature, in which he summarizes the colorful content in New York City's daily newspapers, replete with his deadpan humor. Kiernan has also hosted game shows and appeared in films and on television either as himself or as a reporter.
From The Direct:
Hawkeye's first episode featured the return of Pat Kiernan, the same real-life reporter who appeared in The Avengers, Iron Man 3, Doctor Strange, and, most recently, Spider-Man: Far From Home.
Kiernan can be seen on a TV news report, revealing details about the new Ronin that resurfaced during an attack on a high-class gala in New York.
Aside from MCU films, Kiernan has also been featured in Marvel's Netflix shows, namely Daredevil, The Punisher, and The Defenders.
Kiernan has been serving as the morning news anchor of NY1 since 1997, and the journalist has been appearing in several films based in New York throughout his storied career. The news anchor appeared in films like The Amazing Spider-Man 2, Night at the Museum, and Jack Ryan: Shadow Recruit.
Spider-Man: Far From Home News Anchor Spotted In Hawkeye Premiere