Baltimore Jewish News:
"Biden made FREQUENT trips to synagogue MINYANS and services in Wilmington, Del., with “his Rabbi” Leonard Gewirtz."
https://www.jewishtimes.com/115886/opinion-is-biden-good-for-the-jews/opinion/
In 2013, Biden had a Jewish Sukkah built at his home, by CHABAD
https://obamawhitehouse.archives.gov/realitycheck/blog/2013/09/25/first-vice-presidential-sukkah
"On the holiday of Sukkot, Jewish people spend time in the sukkah."
Joe Biden's Jewish Advisors, Cabinet Members and Staff
Nora Volkow: Director of the National Institute on Drug Abuse
Alina Romanowski: United States Ambassador to Kuwait
Jonathan Cohen: United States Ambassador to Egypt
Alaina B. Teplitz: United States Ambassador to Sri Lanka and the Maldives
Peter H. Vrooman: United States Ambassador to Rwanda
Xavier Becerra: United States Secretary of Health and Human Services
Andy Slavitt: Senior Advisor to the COVID-19 Response Coordinator
Elizabeth Sherwood-Randall: United States Homeland Security Advisor
Ron Klain: White House Chief of Staff
Eric Lander: Director of the Office of Science and Technology Policy Science Advisor to the President
Rachel Levine: Assistant Secretary for Health
Rochelle Walensky: Director of the Centers for Disease Control and Prevention
Jeffrey Zients: Counselor to the President
Steve Ricchetti: The other Counselor to the President
Wendy Sherman: United States Deputy Secretary of State
Anne Neuberger: United States Deputy National Security Advisor for Cyber and Emerging Technology
Alejandro Mayorkas: United States Secretary of Homeland Security
Doug Emhoff: Second Gentleman of the United States
Jared Bernstein: Member of the Council of Economic Advisers
Antony Blinken: United States Secretary of State
David S. Cohen: Acting Director of CIA until March 19, then transitioning to Deputy Director of CIA
Janet Yellen: United States Secretary of the Treasury
Merrick Garland: United States Attorney General
Avril Haines: Director of National Intelligence
Isabel Guzman: Administrator of the Small Business Administration
Polly Trottenberg: United States Deputy Secretary of Transportation
David A. Kessler: Head of Operation Warp Speed (Jan-Feb) & co-chaired the Biden-Harris transition’s COVID-19 Advisory Board (Nov 2020-Jan)
Jennifer Klein: Co-Chair White House Gender Policy Council
Jessica Rosenworcel: Chairwoman of the Federal Communications Commission
Stephanie Pollack: Deputy Administrator of the Federal Highway Administration
Mira Resnick: State Department Deputy Assistant Secretary for Regional Security
John Kerry: United States Special Presidential Envoy for Climate
Victoria Nuland: Under Secretary of State for Political Affairs
Gary Gensler: Chair of the Securities and Exchange Commission
Mark Greenblatt: Inspector General of the Department of the Interior
Elizabeth Klein: Deputy Secretary of the Interior
Biden Officiated His First Wedding for Same-Sex Couple:
https://abcnews.go.com/Politics/vice-president-joe-biden-officiated-wedding-sex-couple/story?id=41058123
Biden 2004:
"Rabbi Leonard Gewirtz–a man I always affectionately referred to as literally 'my rabbi'.
https://www.govinfo.gov/content/pkg/CREC-2004-05-20/html/CREC-2004-05-20-pt1-PgS5897-2.htm
The Code of Jewish Law clearly states that a child of a Jewish mother is Jewish, regardless of the father's lineage.