Nathalie Becquart, XMCJ (born 1969) is a French Catholic religious sister who has served as an undersecretary of the Synod of Bishops since 2021.

From 2008 to 2018, she oversaw the National Service for the Evangelization of Young People and for Vocations (SNEJV) within the Bishops' Conference of France.

[7] On 24 May 2019, she was appointed, along with four other women and one man, as consultor to the general secretariat of the Synod of Bishops in the Catholic Church.

[8] She saw the appointment as a part of Pope Francis's effort "to implement synodality at every level of the Church’s life" and to benefit from the important contribution that women can make.

[9] Becquart proposed a symbolic step of asking a woman to lead the retreat for the Roman Curia one year.