Secret Intelligence Service: razlika između inačica

| Sir Mansfield Smith-Cumming || [[1909.]] -– [[1923.]]

| Admiral Hugh Sinclair || [[1923.]] -– [[1939.]]

| General bojnik Stewart Menzies || [[1939.]] -– [[1952.]]

| Sir John Alexander Sinclair || [[1953.]] -– [[1956.]]

| Sir Richard White || [[1956.]] -– [[1968.]]

| Sir John Ogilvy Rennie || [[1968.]] -– [[1973.]]

| Sir Maurice Oldfield || [[1973.]] -– [[1978.]]

| Sir Dick Franks || [[1978.]] -– [[1982.]]

| Sir Colin Figures || [[1982.]] -– [[1985.]]

| Sir Christopher Curwen || [[1985.]] -– [[1989.]]

| Sir Colin McColl || [[1989.]] -– [[1994.]]

| Sir David Spedding || [[1994.]] -– [[1999.]]

| Sir Richard Dearlove || [[1999.]] -– [[2004.]]

| Sir John Scarlett || [[2004.]] -– [[2009.]]

| Sir John Sawers || [[2009.]] -– [[2014.]]