Jatavarman Vikkiraman I was a Pandyan king, who ruled regions of South India

South India

South India is the area encompassing India's states of Andhra Pradesh, Karnataka, Kerala and Tamil Nadu as well as the union territories of Lakshadweep and Pondicherry, occupying 19.31% of India's area...

 between 1241–1250 CE.

Unclear Regnal period

His years of reign are unclear. While N Sethuraman mentions him as the Pandyan ruler between 1241 and 1250 CE, KA Nilakanta Sastri mentions Maravarman Sundara Pandyan II

Maravarman Sundara Pandyan II

Maravarman Sundara Pandyan II was a Pandyan king, who ruled regions of South India between 1238–1240 CE.-Shared Rule:Sundara Pandiyan II was one of two Pandyan princes who accceded to power in 1238 after Maravarman Sundara Pandyan I. He shared his rule with his elder brother Jatavarman...

 as the Pandyan prince defeated by Rajendra Chola III

Rajendra Chola III

Rajendra Chola III was the son of Rajaraja Chola III who came to the Chola throne in 1246 CE. Although his father Rajaraja III was still alive, Rajendra began to take effective control over the administration...

 around 1250 CE.

Hoysala Influence

This period was marked with increasing Hoysala influence under the rule of Vira Someshwara

Vira Someshwara

Vira Someshwara was a king of the Hoysala Empire. The preoccupation of Vira Narasimha II in the affairs of Tamil country resulted in neglect of northern territories and Vira Someshwara had to face Seuna incursion south of the Tungabhadra river....

. According to KA Nilakanta Sastri

Hoysala influence over the whole area of the Chola kingdom and even in the Pandya country increased steadily from about 1220 to 1245, a period which may be well described as that of Hoysala hegemony in the south.

The Pandyan inscriptions of this period indicate tribute being paid to the Hoysala king