| Leslie Charles Glass = | |
| Office: | Minister/Ambassador to Romania |
| Term Start: | 1965 |
| Term End: | 1967 |
| Primeminister: | Harold Wilson |
| Predecessor: | Dalton Murray |
| Successor: | John Chadwick |
| Office2: | British High Commissioner to Jamaica |
| Term Start2: | 1969 |
| Term End2: | 1971 |
| Primeminister2: | Harold Wilson Edward Heath |
| Monarch2: | Elizabeth II |
| Predecessor2: | David Hunt |
| Successor2: | Cyril Pickard |
| Birth Date: | 28 May 1911 |
Leslie Charles Glass (28 May 1911 - 17 December 1988) was a British diplomat who ended his career as High Commissioner to Nigeria.
Glass was educated at Bradfield College; Trinity College, Oxford; and SOAS.
Glass joined the Indian Civil Service in 1934. He served at Mandalay and Rangoon. After World War Two he was Head of Chancery for HM Legation at Budapest, then its Chargé d’Affaires. He was Head of the Information Division for the British Middle East Office from 1953 to 1956; seconded to the Staff of the Governor of Cyprus from 1955 to 1956; and Counsellor and Consul-General in Washington DC from 1957 to 1961.
Glass was Assistant Under-Secretary of State in the Foreign Office from 1962 to 1965; Ambassador to Romania from 1965 to 1967; and Deputy Permanent Representative to the UN from 1967 until his last appointment in Nigeria.[1]