The Pakistan-origin leggie, who also holds the top spot in the ICC T20 International rankings, surpassed New Zealand pacer Trent Boult and West Indies spinner Sunil Narine in the ODI charts, after claiming 10 wickets against Sri Lanka.
Kagiso Rabada, at No.7, is the only other Protea bowler in the top 10.
Meanwhile, du Plessis's 410 runs in his five innings against the Lankans helped him rise to a career-high No.4 in the batting rankings. His team-mates Quinton de Kock and Hashim Amla are at No. 5 and 7.
David Warner of Australia leads the batting table, and is followed by South Africa's AB de Villiers and India's Virat Kohli.
Among the all-rounders, Bangladesh's Shakib Al Hasan is ranked No.1, followed by Afghanistan's Mohammad Nabi and Angelo Mathews of Sri Lanka.
Meanwhile, South Africa reclaimed the top spot in the ICC ODI team rankings after humiliating Sri Lanka by 88 runs.
cricket rankingsFaf du PlessisICC rankingsImran Tahirkagiso rabadaProteasSouth AfricaSouth Africa vs Sri Lanka 2017
First Published: February 11, 2017, 9:01 PM IST