Diplomats — reference index 1
- A. D. P. Heeney — Canada
- A. E. Ritchie — Canada
- A. Hasnan Habib — Indonesia
- A. N. D. Haksar — India
- Abba Eban — Israel
- Abbas Kadhum Ubayd al-Fatlawi — Iraq
- Abdel Raouf El Reedy — Egypt
- Abdel Shafi El Labban — Egypt
- Abdul Amir al-Anbari — Iraq
- Abdul Habir — Indonesia
- Abdul Jalil Rawi — Iraq
- Abdul Moeis — Indonesia
- Abdul Rachman Ramly — Indonesia
- Abdulaziz Kamilov — Uzbekistan
- Abdullah Al-Khayyal — Saudi Arabia
- Abdullah bin Faisal bin Turki Al-Saud — Saudi Arabia
- Abdullah bin Zayed bin Saqr Al Nahyan — UAE
- Abdullah Ibrahim Bakr — Iraq
- Abdülhak Hüseyin Bey — Türkiye
- Abel P. Upshur
- Abid Hussain — India
- Abraham Lincoln
- Adam Christopher Lövenskiöld — Sweden
- Adel Al-Jubeir — Saudi Arabia
- Adnan Malik — Iraq
- Adolf Georg von Maltzan — Germany
- Adolf Hitler
- Adolfo Ángel Vicchi — Argentina
- Adolphe de Bacourt — France
- Adolpho de Camargo Neves — Brazil
- Adrián César Escobar — Argentina
- Adrien Tixier — France
- Afrânio de Mello Franco Filho — Brazil
- Agha Hilaly — Pakistan
- Ahmad Salim al-Mokarrab — UAE
- Ahmed Hassan El-Fikki — Egypt
- Ahmed Hussein — Egypt
- Ahmed Izzet Mohammed — Iraq
- Ahmed Maher El Sayed — Egypt
- Ahmed Mamdouh Moursi — Egypt
- Ahmed Tawfik Khalil — Egypt
- Ahmet Ertegün
- Ahmet Muhtar — Türkiye
- Ahmet Rüstem Bey — Türkiye
- Ahn Ho-young — Korea
- Aimaro Satō — Japan
- Aizaz Ahmad Chaudhry — Pakistan
- Akram J. M. al-Douri — Iraq
- Al Asri Saeed Ahmed Al Dhahri — UAE
- Alan Renouf — Australia
- Albert Ehrensvärd — Sweden
- Alberto Blanc — Italy
- Alberto de Foresta — Italy
- Alberto Espinosa — Cuba
- Alberto Jorge de Ipanema Moreira — Brazil
- Alberto Tarchiani — Italy
- Alejandro Ives Estivill Castro — Mexico
- Alejandro José Luis Orfila — Argentina
- Alejandro Padilla y Bell — Spain
- Alejandro “Alec” Oxenford — Argentina
- Aleksandr Panyushkin — Russia
- Alessandro dalla Valle di Mirabello — Italy
- Alessandro Gonzales — Italy
- Alexander Bessmertnykh — Russia
- Alexander Darchiev — Russia
- Alexander de Bodisco — Russia
- Alexander de Somow — Russia
- Alexander Haig
- Alexander Troyanovsky — Russia
- Alexis Aminoff — Sweden
- Alfonso Arias Schreiber — Peru
- Alfonso Escalante — Spain
- Alfonso Fraga Pérez — Cuba
- Alfonso Merry del Val y Alzola — Spain
- Alfonso Rivero Monsalve — Peru
- Alfred Sze — China
- Alfredo Chiaradía — Argentina
- Alfredo de Moraes Gomes Ferreira — Brazil
- Alfredo Ferrero Diez-Canseco — Peru
- Alfredo Ferreyros Ayulo — Peru
- Alfredo González Prada — Peru
- Alfredo Ramos — Peru
- Ali Alireza — Saudi Arabia
- Ali Ferruh Bey — Türkiye
- Ali Haider Sulaiman — Iraq
- Ali Haydar Görk — Türkiye
- Ali Jawdat al-Ayyubi — Iraq
- Ali Jehangir Siddiqui — Pakistan
- Ali Sastroamidjojo — Indonesia
- Ali Yavar Jung — India
- Alim Sh. Djambourchine — Kazakhstan
- Allan Gotlieb — Canada
- Allan Wagner Tizón — Peru
- Alphonse Pageot — France
- Aly Ismail Bey — Egypt
- Amédée Bartholdi — France
- Amin al-Hassan — Iraq
- Anatoly Antonov — Russia
- Anatoly Dobrynin — Russia
- Anders Thunborg — Sweden