Ian Pieris and Gisela Ocampo RIIIIP

The Deaths in 2016 site lists under January 1 and 2nd:

• Gisela Mota Ocampo, 33, Mexican politician, Mayor of Temixco (2016), shot
• Ian Pieris, 82, Sri Lankan cricketer

They share another thing in common, note from their wiki pages: 

• Ian Pieris (14 March 1933 – 1 January 2016)
• Gisela Raquel Mota Ocampo (13 March 1982 – 2 January 2016)

Their births and deaths generates two separate "date sequence" pattern-clusters.   As well, note from Ocampo's wiki page:

• Mota Ocampo became mayor of Temixco on 1 January 2016