Question to the Ministry of Defence:
To ask the Secretary of State for Defence, how many and what proportion of non-UK armed forces personnel are currently on active service in the Royal Navy.
There were 560 (rounded to the nearest 10) non-UK nationality personnel in the Royal Navy and Royal Marines as at 1 April 2017. This represents 1.9% of the total trained strength.
This statistical information is published in the UK Armed Forces Biannual Diversity Statistics (Table 5a) and can be found at:
https://www.gov.uk/government/statistics/uk-armed-forces-biannual-diversity-statistics-2017