Alexander "Sandy" Arespacochaga (born April 6, 1977) is a former collegiate basketball player who currently serves as an assistant coach of Ateneo Blue Eagles, and TNT Tropang Giga.

[3] He served as the head coach of the team twice, first in 2004, at the age of 29, with Norman Black as its consultant.

[4] After Black's reassignment to Talk and Text, and joining him in 2012, Arespacochaga was also a top candidate to be the next head coach,[5] but Bo Perasol was chosen.

[9] Arespacochaga joined Norman Black in Talk 'N Text Tropang Texters in 2012.

[5] In 2014, after Black's reassignment to Meralco Bolts, he was designated to be an assistant coach to Boyet Fernandez at NLEX Road Warriors.