Question: When did Antonio Lante Montefeltro Della Rovere's father die?
Answer: 29 June 1688

When Trémouille died in 1698, in Paris, Lante returned to Rome though a number of his children stayed behind and were appointed to various titles by French and Spanish monarchs. Ippolito Lante Montefeltro della Rovere (15 June 1618 – 29 June 1688) was an Italian nobleman and Duke of Bomarzo.