Brock Purdy became the San Francisco 49ers’ starting quarterback by replacing Jimmy Garoppolo, after Garoppolo was injured during the 2022 season and Purdy took over the job.

Quick answer

  • In the broader NFL conversation, when people ask “who did Brock Purdy replace,” they almost always mean:
    • He replaced Jimmy Garoppolo as the 49ers’ starting QB in 2022 after Garoppolo was injured and Purdy took over and kept the job.

Mini timeline

  • 2022 season:
    • Trey Lance opened the year as starter, then got hurt.
    • Jimmy Garoppolo took over, then he also got injured.
    • Brock Purdy stepped in, finished the season strong, and effectively replaced Garoppolo as the main starter.

Why fans talk about it

  • Purdy was a late-round “Mr. Irrelevant” pick who unexpectedly seized the starting role from a well‑known veteran in Garoppolo, which made the “who did Brock Purdy replace” question a popular talking point in NFL discussions and forums.

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