Ngwenya netted his ninth goal of the campaign in the first half of the clash, which includes seven in the league and two in the MTN8.
He has now netted against Stellenbosch, Sekhukhune United (two), Orlando Pirates, Siwelele, Mamelodi Sundowns (two), Richards Bay and Gallants.
The international record is 21 games in succession by Hungarian Josef Bican between July 1939 and May 1940.
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Lionel Messi also scored in 21 league games in a row for Barcelona in the 2012/13 season, though there were cup games during that run in which he did not score.
Robert Lewandowski scored in 19 games in succession for Bayern Munich in 2021 and is second on that list.
Ngwenya netted seven goals in the entirety of last season from 19 appearances (16 starts, three as a substitute).
In total, the 23-year-old now has 16 goals for Usuthu from 26 appearances (24 starts). It is a fine return following his move to the club from FC Platinum in July 2025.