David Richard Boyd is a Canadian environmental lawyer, activist, and diplomat.

He was the United Nations Special Rapporteur on human rights and the environment until 2024.

[2] Boyd became the second Special Rapporteur on human rights and the environment succeeding the first appointee, John Knox, in 2018.

[10] Also in 2021, he presented a report about water shortages to the United Nations Human Rights Council (HRC).

[11][12] He was succeeded by as the special rapporteur by the Mexican Astrid Puentes Riaño in 2024.