The 1909 New South Wales Rugby Football League premiership was the second season of Sydney's top-level rugby league football competition, Australia's first. Eight teams contested during the season for the premiership and the Royal Agricultural Society Challenge Shield; seven teams from Sydney and one team from Newcastle, New South Wales.
The 1911 New South Wales Rugby Football League premiership was the fourth season of Sydney’s top-level rugby league club competition, Australia’s first. Eight teams from across the city contested during the season for the premiership and the Royal Agricultural Society Challenge Shield.
The 1913 New South Wales Rugby Football League premiership was the sixth season of Sydney's top-level rugby league club competition, Australia's first. Eight teams from across the city contested during the season.
The 1916 New South Wales Rugby Football League premiership was the ninth season of Sydney’s top-level professional rugby league competition, Australia’s first. Eight teams from across the city contested during the season which culminated in a grand final between Balmain and South Sydney.
The 1931 New South Wales Rugby Football League premiership was the twenty-fourth season of Sydney’s top-level rugby league club competition, Australia’s first. During the season, which lasted from April until September, eight teams from across the city contested the premiership which culminated in a grand final between minor premiers Eastern Suburbs and South Sydney.
Eastern Suburbs competed in the 16th New South Wales Rugby League season in 1923.
The 1920 New South Wales Rugby Football League premiership was the thirteenth season of Sydney's professional rugby league football club competition, Australia's first. The introduction of a Sydney University side saw nine teams from across the city contest during the season. Balmain were crowned premiers by virtue of finishing the season on top of the League.
The 1919 New South Wales Rugby Football League premiership was the twelfth season of Sydney’s professional rugby league club competition, Australia’s first. Eight teams from across the city contested during the season, with Balmain finishing on top of the ladder to claim the premiership.
The 1929 New South Wales Rugby Football League premiership was the 22nd season of Sydney's top-level rugby league football competition, Australia's first. During the season, which lasted from April until September, nine teams from across Sydney contested the premiership, culminating in a South Sydney's win over Newtown in the final.
The 1927 New South Wales Rugby Football League premiership was the twentieth season of Sydney's top-level rugby league club competition, Australia's first. Nine teams from across the city contested during the season, which culminated in South Sydney's victory over St. George in the premiership final.
The 1928 New South Wales Rugby Football League premiership was the twenty-first season of Sydney’s top-level rugby league club competition, Australia’s first. During the season, which lasted from April until September, nine teams from across the city contested the premiership, culminating in a final between Eastern Suburbs and South Sydney.
The 1932 New South Wales Rugby Football League premiership was the twenty-fifth season of Sydney’s top-level rugby league competition, Australia’s first. During the season, which lasted from April until September, eight teams from across the city contested the premiership, culminating in South Sydney’s victory over Western Suburbs in the final.
The 1934 New South Wales Rugby Football League premiership was the twenty-seventh season of Sydney’s top-grade rugby league club competition, Australia’s first. Eight teams from across the city contested the premiership during the season which lasted from April until September and culminated in Western Suburbs’ victory over Eastern Suburbs in the premiership final.
The 1935 New South Wales Rugby Football League premiership was the twenty-eighth season of Sydney’s top-grade rugby league club competition, Australia’s first. The season culminated in Eastern Suburbs’ victory over South Sydney in the final.
The 1936 New South Wales Rugby Football League premiership was the twenty-ninth season of Sydney’s top-level rugby league football club competition, Australia’s first. Nine teams from across the city contested the premiership during the season, which lasted from April until September, and culminated in Eastern Suburbs’ victory over Balmain in the final.
The 1938 New South Wales Rugby Football League premiership was the thirty-first season of Sydney’s top-grade rugby league club competition, Australia’s first. The withdrawal of the University club at the end of the previous season saw eight teams from across the city contest the premiership, which lasted from April until September and culminated in Canterbury-Bankstown's victory over Eastern Suburbs in the final.
The 1939 New South Wales Rugby Football League premiership was the thirty-second season of Sydney’s top-level rugby league club competition, Australia’s first. Eight teams from across the city contested the premiership during the season, which lasted from April until September and culminated in Balmain’s victory over South Sydney in the final.
The 1940 New South Wales Rugby Football League premiership was the thirty-third season of Sydney’s top-level rugby league club competition, Australia’s first. Eight teams from across the city contested the premiership during the season, which lasted from April until August, culminating in Eastern Suburbs’ victory over Canterbury-Bankstown in the final.
The 1942 New South Wales Rugby Football League premiership was the thirty-fifth season of Sydney's top-level rugby league football competition, Australia's first. Eight teams from across the city contested the premiership during the season, which lasted from May until September, culminating in the Canterbury-Bankstown club's grand final victory over St. George.
The 1945 NSWRFL season was the thirty-eighth New South Wales Rugby Football League premiership season, Sydney’s top-level rugby league club competition, and Australia’s first. Eight teams from across the city contested during the season which culminated in Eastern Suburbs' victory over Balmain in the grand final.
Eastern Suburbs (4th title)
Herman Peters (16)
