His Grace Roman Andreyevich Mashkov, 4th Duke of Petrovgrad, VP (b. 2978) was the eldest child and son of 11th Viceroy of Trigunia Andrey Mashkov, 3rd Duke of Petrovgrad, grandson of 7th & 9th Vicereine of Trigunia Her Grace Hanna Mashkova, 1st Duchess of Petrovgrad, great-grandson of 5th Viceroy of Trigunia His Grace Vasya Mashkov, 2nd Duke of Petrovgrad, great-great-grandson of 1st & 3rd Viceroy of Trigunia His Grace R.D. Mashkov, 1st Duke of Petrovgrad, and the fifth generation of the Mashkov political dynasty alongside his siblings.