Dayan Ivan & Rebbetzen Rachie Binstock

Dayan Ivan Binstock is our Senior Rabbi.

Dayan Binstock was educated at Hackney Downs School and University College London, where he obtained a BSc degree in Chemistry. He remained at the college doing postgraduate research, before studying at the Etz Chaim Yeshiva in London, at Jews College and at the Mir Yeshiva in Jerusalem.

Throughout his career, Dayan Binstock has served a number of London communities, beginning in 1972 with the South East London District Synagogue. In 1974 he joined Finsbury Park Synagogue (1974-78), and went on to lead the community at New Synagogue (1978-80) and Golders Green Synagogue (1980-1996). He became Senior Rabbi of St John’s Wood Synagogue in 1996 and recently celebrated 20 years in our community. He joined the London Beth Din in 1989.

Dayan Binstock is actively involved in adult education and pastoral counselling. He is the Principal of the North West London Jewish Day School and Rabbinic Advisor to the Governors of Immanuel College in Bushey.

Rebetzen Rachie is our Senior Rebetzen and is a highly sought after educator and teacher who lectures widely to audiences around the world. Within St John’s Wood, she has formulated highly acclaimed programmes such as “Bat Mitzvah Revisited” and hosts women’s learning events on Shabbat and before festivals.

The Dayan and Rebetzen Rachie’s warm and wise leadership has helped to build St John’s Wood into the vibrant, friendly and welcoming community it is today.

Dayan Binstock can be contacted by email at

Rebetzen Rachie can be contacted by email at

Rabbi Mendel & Rebetzen Chai Cohen


Rabbi Mendel Cohen and his wife Rebetzen Chai joined the Rabbinic team as Rabbi at St John’s Wood Synagogue in 2018, after eight successful years as the Rabbi and Rebetzen of The Saatchi Synagogue, located on the SJW Synagogue site, together they oversaw its growth in membership and programmes.

Rabbi Mendel grew up in Leeds and received his Rabbinic ordination from the Machon Semicha Lerabanut. He has a Masters degree in Jewish Education and Leadership, and currently training as a Dayan with the Montefiore Endowment, under the auspices of Eretz Chemdah for advance Judaic Studies. Rabbi Mendel leads the Saatchi Minyan and is active throughout the many areas of communal and pastoral life, his office also organises the Saatchi Purim and Simchat Torah parties which take place annually as well as leading other events throughout the Jewish year.

Rebetzen Chai grew up in Seattle and is an active member of our Rabbinic, leading women’s classes and Young Families. Rebetzen Chai is also the Director of the St John’s Wood Kindergarten, and the Mimi Dwek Hebrew School, and amongst many other activities runs the Mummy and Me group on Wednesdays and our new Bar and Bat Mitzvah Programme.

Rabbi Mendel can be contacted by email at


Rabbi Yoni and Rebbetzen Dina Golker

Rabbi Yoni Golker has been our Community Rabbi together with his wife Rebetzen Dina since August 2016.

Rabbi Yoni grew up in Golders Green and spent three years at Yeshivas Beis Yisroel. Rabbi Golker is an experienced educator and seasoned public speaker.  Rabbi Golker is known for his remarkable educational programming and especially his creative virtual programming during the pandemic, where he conducted over 100 interviews with renowned people across the Jewish world, with hundreds of thousands of online views.

Prior to joining St John’s Wood Synagogue, Rabbi Golker taught for over a decade at JFS, where he was head of Upper School Jewish Education.

Rebbetzen Dina studied psychology at undergraduate and postgraduate level, specialising in counselling psychology and is also a qualified secondary school teacher.  Rebetzen Dina leads the Babes in the Wood group for mothers and babies which meets on a Friday morning, as well as other mum support groups within the community.  Rebetzen Dina also delivers ladies shiurim as part of the Taste of Torah series on selected Shabbat Mornings.  Dina is part of the Chief Rabbi’s Maayan Programme for high-level educators for the Jewish community, as well as advisors in the area of Taharat Hamishpacha (laws of family purity) and women’s health issues.

The Golkers are responsible for education and programming within the community and work with our Young Professionals/Young Jewish Network, engaged and newly marrieds and with our Professional plus groups, as well as many other demographics within the shul.  Rabbi Yoni has also organised many of the successful educational programmes for various groupings in the community including our Judaism Alive course, Minimoons and Parenting Courses.  The Golkers play an active and leading role in local Young United Synagogue events with other US Shuls.  Rabbi Yoni also plays a full role in lifecycle roles for members of all ages within our community as well as delivering shiurim and classes.

Rabbi Yoni can be contacted by email at

Rebetzen Dina can be contacted by email

Cantor Avraham Kirshenbaum

Cantor Avraham Kirshenbaum studied at the Central Cantorial School in Tel Aviv and in Petach-Tikva. He brings a wealth of experience with him having served as Chazan in numerous synagogues including Palm Beach – Florida, The Great Synagogue of Zichron Yaakov, Heichal Shlomo, The Great Synagogue of Tel-Aviv and performed in renowned concerts in Israel and worldwide. He has served  as Cantor of the prestigious Jerusalem Great Synagogue and for the last three years has led choral festival and shabbat services at St John’s Wood.

Rabbi Yossi Binstock

Rabbi Yossi Binstock is our Chazan. Having grown up in our community he went on to study at Yeshivas Bais Yisroel for four years and Received Rabbinic Ordination. Rabbi Yossi Has a Bachelor of Business Administration from Hult International Business School and has formally been a part of the team since 2014.

He leads highly acclaimed participatory Shabbat and Festival services and is involved with a wide range of teaching within the community.

Rabbi Yossi can be contacted by email at

Toby & Bracha Weiniger

Toby & Bracha started as Youth Directors at St. John’s Wood Synagogue in July 2021, offering various popular programmes, events, and services to engage and inspire the community’s 0-18 age range and their families. This includes Central London’s leading Bar Bat Mitzvah Programme, a post-Bar Bat Mitzvah programme, and the United Synagogue’s first multi-activity Summer Camp with inspiring Jewish studies sessions. Toby is studying for Semicha with the Montefiore Endowment with a full scholarship.

Toby & Bracha are keenly pursuing secular careers alongside their role. Bracha is studying for a MSci in Chemistry with Medicinal Chemistry at Imperial College London. In Summer 2022, Bracha was awarded a grant from the Royal Society of Chemistry for research. Toby aims to qualify as a solicitor, having graduated with an LLB from the LSE. Toby is currently working in Commercial Property at Harold Benjamin Solicitors.

Honorary Officers, Warden & Council

Michael AbrahamChairman
Catherine ElmalemVice-Chair
Michel SznajerFinancial Representative
Michael MagdovitzWarden
Jourdan RajwanHonorary Officer
Rosanna BurrHonorary Officer
Aliza Weinstein PineHonorary Officer
Harlan ZimmermanHonorary Officer


Michael Beagelman, Gillian Burr, Malcolm Carter, Irene Goodman, Philip Green, Simone Klass, David Marks, Belinda Oakland, Sidney Symons, and Philip Vecht.

Board of Deputies Representatives

Roger Gewolb, Simone Klass & Anne Godfrey

To contact the Honorary Officers, please email

Want to get involved, make a donation, become a member or have a question?