Philip son of Machatas, was an officer in the service of Alexander the Great, who was appointed by him in 327 BC satrap

Satrap

Satrap was the name given to the governors of the provinces of the ancient Median and Achaemenid Empires and in several of their successors, such as the Sassanid Empire and the Hellenistic empires....

 of India

History of India

The history of India begins with evidence of human activity of Homo sapiens as long as 75,000 years ago, or with earlier hominids including Homo erectus from about 500,000 years ago. The Indus Valley Civilization, which spread and flourished in the northwestern part of the Indian subcontinent from...

, including the provinces westward of the Hydaspes, as far south as the junction of the Indus with the Acesines. After the conquest of the Malli and Oxydracae, these tribes also were added to his government.

Philip was put in charge by Alexander of building the city of Alexandria on the Indus

Alexandria on the Indus

Alexandria on the Indus was a city founded by Alexander the Great at the junction of the Indus and the Acesines river, and 10,000 colonists were settled there . The satrap of the west bank of the Indus, Philip, son of Machatas, was put in charge of building the city:- References :...

.

The territory south of the junction of the Indus with the Acesines to the sea was given to Oxyartes

Oxyartes

Oxyartes was a Bactrian, father of Roxana, the wife of Alexander of Macedon. He is first mentioned as one of the chiefs who accompanied Bessus on his retreat across the Oxus river into Sogdiana...

 and Peithon, son of Agenor

Peithon, son of Agenor

Peithon, son of Agenor was an officer in the expedition of Alexander the Great to India, who became satrap of the Indus from 325 to 316 BCE, and then satrap of Babylon, from 316 to 312 BCE, until he died at the Battle of Gaza in 312 BCE....

 (Arrian, Anabasis of Alexander VI.15.4)

Droysen

Johann Gustav Droysen

Johann Gustav Droysen was a German historian. His history of Alexander the Great was the first work representing a new school of German historical thought that idealized power held by so-called "great" men...

 considers this Philip to have been the father of Antigonus

Antigonus I Monophthalmus

Antigonus I Monophthalmus , son of Philip from Elimeia, was a Macedonian nobleman, general, and satrap under Alexander the Great. During his early life he served under Philip II, and he was a major figure in the Wars of the Diadochi after Alexander's death, declaring himself king in 306 BC and...

, the king of Asia. It is certain at least that they were both of the race of the princes of Elimiotis

Elimiotis

Elimiotis or Elimeia or Elimaea was a region of Upper Macedonia that was located along the Haliacmon, north of Perrhaebia/Thessaly, west of Pieria, east of Parauaea, and south of Orestis. In earlier times, it was independent, but later was incorporated into the Argead kingdom of Macedon...

.

After the departure of Alexander from India, Philip was assassinated by a conspiracy formed among the mercenary troops under his command, 326 BC. Alexander named Eudamus and Taxilas as rulers of his territories in replacement:

"Alexander dispatched letters to India to Eudamus and Taxilas telling them to take charge of the district formerly under Philip, until he himself sent a satrap to govern it." (Arrian, Anabasis of Alexander, VI.27.2)