[citation needed] He was baptized in the chapel of the Château d'Eu with the waters of the fountain taken from Largo da Carioca, in Rio de Janeiro.

His godparents were his paternal grandmother, Princess Isabel of Brazil, and maternal grandfather Prince Alfonso, Count of Caserta, Head of the royal house of the Two Sicilies.

Pedro Henrique accompanied Count d'Eu when he led part of the Imperial Family back to Brazil, without the aged and infirm Princess Isabel.

[6] Upon the death of his father in 1920 Pedro Henrique became claimant to the title of Prince Imperial, but on 14 November 1921 Princess Isabel died at the Castle d'Eu.

In 1951, D. Pedro Henrique bought a farm, Fazenda Santa Maria, in the town of Jacarezinho, interior of Paraná.

In 1965, he returned to Rio de Janeiro, settling in Vassouras, an important city in the days of Empire for coffee production.