Bobby Orr, Phil Esposito and Rick Martin were unanimous choices for the National Hockey League's East Division All-Star team announced yesterday.

Orr, a defenseman, and Esposito, a center, represent the Boston Bruins, the division leaders. Martin is a left wing for the Buffalo Sabres.

Joining Orr and Esposito in the starting line-up for the game against the West All-Stars in Chicago Jan. 29 are teammates Gilles Gilbert, a goalie; Ken Hodge, a right wing; and Brad Park, the New York Rangers' defenseman. Park, with 106 points, was fourth in the voting to Esposito, Orr, and Martin who captured 120 points.