Thousands of demonstrators, including civil society members, took part in a rally in Lahore April 22 organised by the Pashtun Tahafuz Movement.
Jahangir, 66, died of cardiac arrest over the weekend.
Among her accomplishments, Gulalai Ismail heads an organisation seeking to challenge the culture of violence against and harassment of women in Pakistan.
The toll-free hotline gives legal advice and assistance to Pakistanis experiencing harassment or blackmailing on social media.
The government is taking steps to protect children in remote tribal areas from militant groups aiming to brainwash them and exploit their vulnerability, officials say.
Mossarat Qadeem was nominated for an international award recognising her efforts against violent extremism.