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Sezian ambassador to Tanto, Durian, meets with the King of Tanto on a diplomatic mission. (WC: The Minister of Chance: Prologue [+]Loading...["The Minister of Chance: Prologue (webcast)"])

An ambassador was a diplomatic representative commissioned by a faction or species.

In 1590, the nations of Europe sent ambassadors to the Moon in their bids to form an alliance with the Lunaries. The English delegates, including Sirs Jack Fuller and Malcome Canker, were transported there by Iris Wildthyme in her TARDIS. The Florentine delegates, which included Duke Ferdinand, used spaceships designed by Leonardo da Vinci. (PROSE: Minions of the Moon)

During World War I, Bertie Stopford was the United Kingdom ambassador to the Russian Empire. However, he was forced to return to the United Kingdom in the Russian Revolution of 1917. (PROSE: The Wages of Sin)

During UNIT's search for the Master, their intelligence led them to mistakenly arrest the Spanish ambassador. (TV: Colony in Space)

Erato was sent as an ambassador to negotiate a trade agreement with Chloris. His own planet, Tythonus, was in need of chlorophyll, which the jungle planet Chloris had in abundance. Chloris had a deficiency of metal, which Tythonus had in abundance. However, Lady Adrasta had a monopoly on metal and, in order to retain this, imprisoned the ambassador. He was freed by the Fourth Doctor, Adrasta was overthrown, and an agreement in line with original intention was reached. (TV: The Creature from the Pit)

Rahnius was an ambassador for the Galactic Alliance. He was killed by a member of the Slitheen family, allowing the murderer to adopt his reputable identity. (TV: From Raxacoricofallapatorius with Love)

In order to make their demands for ten percent of Earth's children, the 456 chose to send an ambassador to conduct relations with the humans. Disregarding the entitlement of ambassadors to safe conduct, Torchwood killed the representative with a sound wave. (TV: Children of Earth: Day Three)

The Ambassador of Thrace held a party attended by the Lady Cassandra which she would later recall was the last time that she was described as beautiful. (TV: New Earth)

Ambassadors from the City State of Binding Light were present on Platform One to witness the destruction of Earth. Following manipulation of the platform's protective field, one of the ambassadors was killed. (TV: The End of the World)

The human-Ice Warrior hybrid, Tanya Webster, was an ambassador for Earth for when communications between Ice Warriors and humans opened up. (AUDIO: Red Dawn)

Asnarbi was a Kolgarian high ambassador. (AUDIO: The Dance of the Dead)

Princess Alixlyr of Mars was the Martian ambassador to Peladon. When Alixlyr went missing on Peladon, her twin brother, Prince Zixlyr, succeeded her. (AUDIO: The Bride of Peladon)

Brilox was the Sontaran ambassador during the trade negotiations over the uranium of the planet Desrault. (COMIC: Black Sun Rising)

The Eighth Doctor assigned Helen Sinclair the job of acting as ambassador to the people of Syra. (AUDIO: The Sonomancer)

Durian was the Sezuan ambassador to Tanto. However, he abused this position, and used it to invade. (AUDIO: The Pointed Hand, WC: The Minister of Chance: Prologue)