Colin Dibley and Pat DuPré were the defending champions, although Dibley did not participate this year. DuPré partnered with Bruce Manson as the first seeds to defend his title, but they lost in the semifinals.

Ross Case and Jaime Fillol won the title, defeating Terry Moor and Eliot Teltscher in the final, 6–3, 3–6, 6–4.

Seeds

Draw

Finals

Top half

Bottom half

References

External links 1980 Japan Open men's doubles draw