Byron Bertram (born 29 October 1952) is a former professional tennis player from South Africa

Bertram attended Parktown Boys' High School. During his career, he won one tour doubles title and achieved a career-high singles ranking of world No. 51 in July 1976. Bertram reached the quarterfinals of the 1977 Wimbledon Championships and defeated Stan Smith at the tournament in 1975. He also was a member of the winning South Africa Davis Cup team in 1974.

Career finals Doubles (1 title, 3 runner-ups) ResultW/L DateTournamentSurfacePartnerOpponentsScoreLoss 0–1 Feb 1974 Salisbury, U.S. Carpet Andrew Pattison Jimmy Connors Frew McMillan 6–3, 2–6, 1–6Loss 0–2 Mar 1974 Jackson, U.S. Carpet (i) John Feaver Fred McNair Raz Reid 6–3, 3–6, 3–6Win 1–2 Aug 1976 Louisville, U.S. Clay Pat Cramer Stan Smith Erik van Dillen 6–3, 6–4Loss 1–3 Jan 1978 Sarasota, U.S. Carpet Bernard Mitton Colin Dowdeswell Geoff Masters 6–2, 3–6, 2–6

Singles (1 runner-up) ResultW/LDateTournamentSurfaceOpponentScoreLoss 0–1 Mar 1974 Calgary, Canada Indoor Karl Meiler 4–6, 6–3, 3–6

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