Question: Junagadh  is the headquarters of Junagadh district, in the Indian state of Gujarat, an alternate etymology gives the name as coming from "Yonagadh", literally "City of the Yona (Greeks)," referring to the ancient inhabitants of the city under the Indo-Greek Kingdom, was a Hellenistic kingdom covering various parts of the northwest regions of which location?

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Nawab of Junagarh: Nawab of Junagarh or Junagadh refers to the lineage of rulers of the princely Junagadh State in British Raj, nowadays Junagadh district in the state of Gujarat in India.  There are still several forts and palaces in India which were owned by princely Junagarh family but after Partition of India property claimed by the Indian Government

Sarsai: Sarsai (Gujarati: સરસાઈ ) is a village of Visavadar Taluka Junagadh district, Gujarat State, India.  It is located 38 km east of district headquarters Junagadh, and 339 km from state capital Gandhinagar.  Its Postal Index Number is 362120.  It is located near Satadhar.  A popular place named "sant rohidas ashsram" is in Sarsai.

Junagadh Junction railway station: Junagadh Junction railway station is a railway station serving Junagadh town, in Junagadh district of Gujarat State of India.  It is under Bhavnagar railway division of Western Railway Zone of Indian Railways.

Shapur Sorath: Shapur is a town in Vanthali taluk in Junagadh district in the Indian state of Gujarat.  This region is known as "Sorath", after the former Princely State of Junagadh.

Junagadh Buddhist Cave Groups: Junagadh Buddhist Cave Groups are located in Junagadh district of the Indian state of Gujarat.  The so-called “Buddhist Caves” are not actually caves, but three separate sites of rooms carved out of stone to be used as monks’ quarters.  These caves were carved from Emperor Ashoka's period up to 1st-4th century AD.

Junagadh district: Junagadh District is a district of the Indian state of Gujarat.  Its administrative headquarters is the city of Junagadh.

Junagadh Agricultural University: Junagadh Agricultural University is an agricultural university at Junagadh in the Indian state of Gujarat.  Junagadh Agricultural University offers education in agriculture and allied sciences, i.e., agriculture, agricultural engineering and fisheries.  It is among top 10 universities in India for biological research.  The teaching in the university consists of four faculties: agriculture, agricultural engineering, fisheries and postgraduate studies.  The graduate programmes have an intake capacity of 75 in agriculture, 70 in agricultural engineering and 30 in fisheries faculty.  The postgraduate level studies are offered in agriculture and agricultural engineering according to the intake capacity of the various faculties.

Indo-Greek Kingdom: The Indo-Greek Kingdom or Graeco-Indian Kingdom was a Hellenistic kingdom covering various parts of the northwest regions of South Asia (mainly modern Afghanistan and Pakistan) during the last two centuries BC and was ruled by more than thirty kings, often in conflict with each other.

Junagadh: Junagadh    is the headquarters of Junagadh district in the Indian state of Gujarat.  The city is the 7th largest in Gujarat, located at the foot of the Girnar hills, 355  km south west of state capital Gandhinagar and Ahmedabad.  Literally translated, Junagadh means "Old Fort".  An alternate etymology gives the name as coming from "Yonagadh", literally "City of the Yona (Greeks)," referring to the ancient inhabitants of the city under the Indo-Greek Kingdom.  It is also known as "Sorath", the name of the earlier Princely State of Junagadh.  After a brief struggle between India and Pakistan, Junagadh joined India on 9 November 1947.  It was a part of Saurashtra state and later Bombay state.  In 1960, after the Maha Gujarat movement, it became part of newly formed Gujarat state.

Porbandar district: Porbandar district is one of the 33 districts of Gujarat state in western India.  The district covers an area of 2,298 km².  It had a population of 5,86,062 of which 48.77% were urban as of 2011 census This district was carved out of Junagadh District.  It lies on the Kathiawar peninsula.  Porbandar city is the administrative headquarters of this district.  This district is surrounded by Jamnagar district and Devboomi Dwarka to the north, Junagadh district and Rajkot district to the east and the Arabian Sea to the west and south.

Supporting paragraphs: Junagadh Indo-Greek Kingdom
Answer: South Asia