They played England.
pakistan
Hasan Raza of Pakistan was 14 years old when he played his first international cricket match.
On December 1 2006
Sachin Tendulkar's first One-Day International match was played in Municipal Stadium, Gujranwala, Pakistan.
Pakistan's first One-Day International, and the fifth in cricket overall, took place on February 11, 1973 against New Zealand, who were also playing their first One-Day International match. New Zealand won the match by 22 runs.
63
Wales played their first international rugby match on the 19th of February 1881, in an 8-0 loss to England.
HEADINGLY
Paraguay
Pele played his first match when he was seventeen, and played for Brazil.
In 1974,India played its first ODI against England in captaincy of Ajit Vadekar