6‑Aug‑1962 | Davis Cup AME SF: CAR vs YUG | Clay | RR | | | Boro Jovanovic [CRO] d. Mcdonald | 6-1 6-1 6-1 | | | | | | | | | |
27‑May‑1961 | Davis Cup AME QF: CAR vs USA | Grass | RR | | | Chris Crawford [USA] d. Mcdonald | 6-1 6-3 6-2 | | | | | | | | | |
2‑May‑1959 | Davis Cup SAM SF: CAR vs CUB | Grass | RR | | | Reynaldo Garrido [CUB] d. Mcdonald | 6-4 7-5 3-6 6-3 | | | | | | | | | |
2‑May‑1959 | Davis Cup SAM SF: CAR vs CUB | Grass | RR | | | Orlando Garrido [CUB] d. Mcdonald | 0-6 4-6 6-3 6-3 6-2 | | | | | | | | | |
17‑May‑1957 | Davis Cup AME QF: CAR vs USA | Clay | RR | | | Tut Bartzen [USA] d. Mcdonald | 6-1 6-0 6-1 | | | | | | | | | |
17‑May‑1957 | Davis Cup AME QF: CAR vs USA | Clay | RR | | | Grant Golden [USA] d. Mcdonald | 8-6 6-4 4-6 6-2 | | | | | | | | | |
2‑May‑1956 | Davis Cup AME QF: CAR vs CAN | Clay | RR | | | Donald Fontana [CAN] d. Mcdonald | 7-5 6-1 4-6 6-3 | | | | | | | | | |
2‑May‑1956 | Davis Cup AME QF: CAR vs CAN | Clay | RR | | | Robert Bedard [CAN] d. Mcdonald | 6-0 6-1 6-0 | | | | | | | | | |
22‑Jul‑1955 | Davis Cup AME SF: CAN vs CAR | Grass | RR | | | Robert Bedard [CAN] d. Mcdonald | 6-2 3-6 6-4 6-2 | | | | | | | | | |
22‑Jul‑1955 | Davis Cup AME SF: CAN vs CAR | Grass | RR | | | Lorne Main [CAN] d. Mcdonald | 6-2 4-6 7-5 2-6 6-4 | | | | | | | | | |
25‑Jul‑1953 | Davis Cup AME SF: CAR vs USA | Grass | RR | | | Gardnar Mulloy [USA] d. Mcdonald | 6-1 6-3 6-0 | | | | | | | | | |
25‑Jul‑1953 | Davis Cup AME SF: CAR vs USA | Grass | RR | | | Tut Bartzen [USA] d. Mcdonald | 6-3 6-1 6-3 | | | | | | | | | |