Kansas City Chiefs vs San Francisco 49ers on Monday Night Football
The Kansas City Chiefs are 1-0 on Monday night against the San Francisco 49ers since 1971: 1 game, 1 won, 0 lost.
Kansas City Chiefs vs San Francisco 49ers Monday night record since 1971
1-0 from the Chiefs’ side, 0-1 from the 49ers' side. Most recent: Dec 6, 1971, Chiefs 26, 49ers 17. Regular season only; ties count as ties.
Every Chiefs–49ers Monday night game
Newest first. The running record is the Chiefs’ record in these games through that date. Stadiums are listed from 2000 onward.
| Dateregular season | Matchupaway at home | Scorewinner first | Stadiumfrom 2000 | Chiefsresult · running record |
|---|---|---|---|---|
| Dec 6, 1971 | Chiefs at 49ers | Chiefs 26, 49ers 17 | — | W · 1-0 |
Kansas City Chiefs vs San Francisco 49ers Monday night FAQ
- When did the Kansas City Chiefs and San Francisco 49ers last meet on Monday night?
- Dec 6, 1971: Kansas City Chiefs 26, San Francisco 49ers 17.
- What is the Kansas City Chiefs' all-time Monday night record against the San Francisco 49ers?
- 1-0 in 1 game since 1971, from the Kansas City Chiefs' side.
- When did the Kansas City Chiefs last beat the San Francisco 49ers on Monday night?
- Dec 6, 1971: Kansas City Chiefs 26, San Francisco 49ers 17.
- When did the San Francisco 49ers last beat the Kansas City Chiefs on Monday night?
- Never in these games: the San Francisco 49ers are 0-1 here.
More: every Chiefs primetime and holiday game · every 49ers primetime and holiday game · Chiefs 2026 schedule tools · look up another pairing
Updated: September 7, 2026 · 13,814 regular-season games in the file, 1966 to 2025