With mine there is a reduction.....my partner will get 45% of my gross pension prior to my lump sum.
Don't need to be married, just submit a nomination form.
To answer the OP - "no" to the bereavement benefit - unless she is resident in the UK at the time of making a claim. They sneaked the change in, in the Pensions Act 2014.
BEREAVEMENT BENEFITS IN THAILANDThe Pensions Act 2014 became law on 14th May 2015, when it received the Royal Assent. It comes into force on 6th April 2016With effect 6th April 2016, Thai Widows, living in Thailand, will not be eligible for any benefits under new laws which are known as Bereavement support payment. To be eligible to receive benefits (formerly known as bereavement benefits).....(1) A person is entitled to a benefit called bereavement support payment if—the person is ordinarily resident in Great Britain, or a specified territory, when the spouse or civil partner dies,Thailand, unfortunately is NOT a specified territory.