Pontestura is a commune

Comune

In Italy, the comune is the basic administrative division, and may be properly approximated in casual speech by the English word township or municipality.-Importance and function:...

with a population of 1,539 in the Province of Alessandria

Province of Alessandria

The Province of Alessandria is an Italian province, with a population of some 430,000, which forms the southeastern part of the region of Piedmont. The provincial capital is the city of Alessandria....

 in the Italian

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

 region Piedmont

Piedmont

Piedmont is one of the 20 regions of Italy. It has an area of 25,402 square kilometres and a population of about 4.4 million. The capital of Piedmont is Turin. The main local language is Piedmontese. Occitan is also spoken by a minority in the Occitan Valleys situated in the Provinces of...

. It is located on the right bank of the Po River

Po River

The Po |Ligurian]]: Bodincus or Bodencus) is a river that flows either or – considering the length of the Maira, a right bank tributary – eastward across northern Italy, from a spring seeping from a stony hillside at Pian del Re, a flat place at the head of the Val Po under the northwest face...

 about 50 km east of Turin

Turin

Turin is a city and major business and cultural centre in northern Italy, capital of the Piedmont region, located mainly on the left bank of the Po River and surrounded by the Alpine arch. The population of the city proper is 909,193 while the population of the urban area is estimated by Eurostat...

 and about 10 km west of Casale Monferrato

Casale Monferrato

Casale Monferrato, population 36,058, is a town and comune in the Piedmont region of north-west Italy, part of the province of Alessandria. It is situated about 60 km east of Turin on the right bank of the Po, where the river runs at the foot of the Montferrato hills. Beyond the river lies the...

 and borders the following municipalities: Camino

Camino (AL)

Camino is a comune in the Province of Alessandria in the Italian region Piedmont, located about 45 km east of Turin and about 40 km northwest of Alessandria...

, Casale Monferrato, Cereseto

Cereseto

Cereseto is a comune in the Province of Alessandria in the Italian region Piedmont, located about 50 km east of Turin and about 30 km northwest of Alessandria...

, Coniolo

Coniolo

Coniolo is a comune in the Province of Alessandria in the Italian region Piedmont, located about 50 km east of Turin and about 35 km northwest of Alessandria....

, Morano sul Po

Morano sul Po

Morano sul Po is a comune with a population of 1,587 and an area of 17.7 km² in the Province of Alessandria in the Italian region Piedmont....

, Ozzano Monferrato

Ozzano Monferrato

Ozzano Monferrato is a comune in the Province of Alessandria in the Italian region Piedmont, located about 50 km east of Turin and about 30 km northwest of Alessandria...

, Serralunga di Crea

Serralunga di Crea

Serralunga di Crea is a comune in the Province of Alessandria in the Italian region Piedmont, located about 45 km east of Turin and about 35 km northwest of Alessandria....

, and Solonghello

Solonghello

Solonghello is a comune in the Province of Alessandria in the Italian region Piedmont, located about 45 km east of Turin and about 35 km northwest of Alessandria. As of 31 December 2004, it had a population of 234 and an area of 4.9 km².Solonghello borders the following...

.

John IV

John IV of Montferrat

John IV Palaeologus was the Margrave of Montferrat from 1445 until his death....

, Marquis of Montferrat from 1445 to 1464, was born in the castle of Pontestura in 1413.