Born: 25 Apr 1945
Björn Ulvaeus
Musician
29,264 days old
He will celebrate his 43rd Martian Birthday on 12 March 2026 aged 29,541 days.
On Mars birthdays occur nearly every two years. Don't miss your next one!
Day age
Days ahead
Year age
Day age
Year age
42nd
28,854
78
43rd
29,541
80
44th
30,228
82
45th
30,915
84
46th
31,602
86
47th
32,289
88
48th
32,976
90
49th
33,663
92
50th
34,350
94
51st
35,037
95
52nd
35,724
97
53rd
36,411
99
54th
37,098
101
55th
37,785
103
56th
38,472
105
57th
39,159
107
58th
39,846
109
59th
40,533
110
60th
41,220
112
61st
41,907
114
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