Rob Reiner had four children: an adopted daughter, Tracy, and three biological children with his wife Michele Singer Reiner: sons Jake and Nick, and daughter Romy. When people online say “Rob Reiner’s son” today, they are most often referring to his middle son, Nick Reiner, because he has been in the news recently.

Quick Scoop: Who Was Rob Reiner’s Son?

In terms of simple family facts, Rob Reiner’s sons were:

  • Jake Reiner – the eldest biological son, an actor and former TV news reporter.
  • Nick Reiner – the middle child, a writer who co‑wrote the semi‑autobiographical film “Being Charlie” about his struggles with addiction.

He also had:

  • Tracy Reiner – his adopted daughter from his marriage to Penny Marshall, who became an actress and producer.
  • Romy Reiner – his youngest child, an actress and writer.

Why Nick Reiner Is in the Headlines

In late 2025, Rob Reiner and his wife Michele were found dead in their Brentwood home in Los Angeles, which immediately became a major entertainment news story. Their son Nick was arrested and charged in connection with their deaths, and reports describe prior struggles with substance abuse and rehab that had already drawn some public attention to him.

Because of this, when people now ask “who was Rob Reiner’s son,” many forum and news discussions are specifically talking about Nick, the middle son, rather than Jake.

Mini Snapshot: Each Child

  • Tracy Reiner (adopted daughter) – Known for roles in films like “A League of Their Own” and “Apollo 13,” she worked steadily in Hollywood and often appeared with Rob at events.
  • Jake Reiner (older son) – Worked as a TV reporter in Houston before returning to acting; he has roles in recent and upcoming comedies.
  • Nick Reiner (middle son) – Co‑wrote “Being Charlie,” a film about addiction loosely based on his own experiences in rehab, and later became the focus of intense media coverage after his arrest following his parents’ deaths.
  • Romy Reiner (youngest child) – An actress and writer who appeared in the 2023 film “You People” and has been developing TV projects.

Short answer for search/SEO

If your query “who was rob reiners son” is aimed at the current trending story and latest news, it is referring to his middle son, writer Nick Reiner, who has been in the headlines after the deaths of Rob and Michele Reiner.

Information gathered from public forums or data available on the internet and portrayed here.