Yes. Williams has no major-league record, but Retrosheet credits him with 3.0 innings pitched in the Negro Leagues.

Williams

Career Stats, Bio & Records

Negro Leagues Career Statistics

Pitching

W	L	GS	CG	GF	SV	IP	H	R	ER	HR	BB	SO	ERA	WHIP
0	0	0	0	1	0	3.0	0	1	0	0	0	0	0.00	0.00

Negro Leagues (season totals). Additive Retrosheet-digitized totals for seasons not already in the logs above; they are not summed into the career line. No team/league breakdown is available, and coverage may be partial.

Negro Leagues Season-by-Season Pitching

Season	W	L	GS	CG	GF	SV	IP	H	R	ER	HR	BB	SO	ERA	WHIP
1947	0	0	0	0	1	0	3.0	0	1	0	0	0	0	0.00	0.00
Listed seasons · 1	0	0	0	0	1	0	3.0	0	1	0	0	0	0	0.00	0.00

Frequently Asked Questions about Williams

Did Williams pitch?: Yes. Williams has no major-league record, but Retrosheet credits him with 3.0 innings pitched in the Negro Leagues.