Mrkos

• Antonín Mrkos, a Czech astronomer
• * 143P/Kowal-Mrkos, a periodic comet
• * 18D/Perrine-Mrkos, a periodic comet
• * 1832 Mrkos, an outer main belt asteroid discovered in 1969 by L. Chernykh
• * 45P/Honda-Mrkos-Pajdušáková, a periodic comet discovered on 1948
• * Comet Mrkos