Uddanda Sastri hailed from Kanchiipuram in Tamil Nad.
He had heard about Samoothiri of Tali, Kozhicode, Kerala,
as a patron of Sanskrit scholars. In one of his first visit to
him he addressed him thus.
उद्दण्ड: परदण्डभैरव भवद्यात्रासु जैत्रश्रियो
हेतु: केतुरतीत्य सूर्यसरणीं गच्छन्
निवार्यस्त्वया /
नो चेत् तत्पुटसंपुटॊदरलसत् शार्दूलमुद्राद्रवत्
सारंगं शशिबिंबमॆष्यति तुलां त्वत्प्रेयसीनां मुखै: //
Meaning is clear for those who know Sanskrit.
Probably he became knwon as Uddanda from this sloka.
Now no one knows his real name.