FT
FK Crvena Zvezda
1
–
1
Celtic
—
FT
Celtic
0
–
2
SC Braga
—
FT
Celtic
2
–
1
Sturm Graz
Started
FT
FC Midtjylland
3
–
1
Celtic
—
FT
Feyenoord
1
–
3
Celtic
—
FT
Celtic
0
–
3
AS Roma
—
FT
Bologna
2
–
2
Celtic
—
FT
Celtic
4
–
2
Utrecht
—
FT
Celtic
1
–
4
VfB Stuttgart
—
FT
VfB Stuttgart
0
–
1
Celtic
—
Faded rows: team matches without A. Johnston in the lineup